KS3 History - Industrial Revolution

Study revision notes for KS3 History - Industrial Revolution

Industrial Revolution in Britain: KS3 History Study Pack

1. Introduction

The Industrial Revolution was a long period of major change in Britain. It began in the eighteenth century and continued through the nineteenth century. During this period, Britain changed from a country where most people lived in rural areas and worked in farming or small-scale craft production, into a country with large factories, growing towns, steam-powered machines, canals, railways and a much bigger industrial economy.

Industrialisation did not happen overnight. It was not caused by one invention or one person. It happened because many causes worked together:

  • new machines and technology
  • coal and iron resources
  • investment by entrepreneurs
  • population growth
  • changes in farming
  • canals, roads and railways
  • overseas trade, empire and access to raw materials
  • demand for cheaper goods, especially textiles

The Industrial Revolution brought many benefits. Goods could be made faster and often more cheaply. Transport improved. Some entrepreneurs, merchants and skilled workers became wealthier. Railways connected towns and helped people and products move faster than before.

However, industrialisation also had serious costs. Factory workers often worked long hours for low pay. Children were employed in factories and mines. Industrial towns were often overcrowded, polluted and unhealthy. The benefits of industrialisation were not shared equally.

This study pack will help you understand:

  • why Britain industrialised
  • how work changed from the domestic system to the factory system
  • how towns, transport and technology changed
  • how industrialisation affected workers, children, owners and consumers
  • how historians use evidence and interpretations to judge the Industrial Revolution

The key question running through the pack is:

Did industrialisation improve people's lives?

A strong answer will not simply say "yes" or "no". It will explain that industrialisation helped some people in some ways, but harmed others or brought difficult conditions, especially in the short term.


2. Key Definitions

Industrialisation
The process by which an economy changes from being mainly based on farming and hand production to being based more on factories, machines and mass production.

Industrial Revolution
The period of rapid industrial change in Britain, especially from the mid-1700s to the 1800s. It included new machines, factories, steam power, railways and urban growth.

Domestic system
A way of making goods, especially textiles, in people's homes or small workshops. Families often worked together using hand tools or simple machines.

Factory system
A way of making goods in large buildings where workers used machines owned by an employer. Workers followed factory hours and rules.

Urbanisation
The growth of towns and cities as more people move from rural areas to urban areas.

Entrepreneur
A person who sets up and runs a business, often taking financial risks in the hope of making profit.

Capital
Money or wealth used to start, grow or invest in a business.

Steam power
Power produced by steam engines. Steam engines used heat, water and fuel, usually coal, to create motion.

Textile
Cloth or fabric. The textile industry was one of the first industries to be transformed by machines and factories.

Child labour
The employment of children. In industrial Britain, many children worked long hours in factories, mines or workshops, often in dangerous conditions.

Mechanisation
The use of machines to do work that had previously been done by hand or by animals.

Transport revolution
The major improvement in transport during the Industrial Revolution, including better roads, canals, steamships and railways.

Raw materials
Natural resources used to make goods, such as cotton, coal, iron ore and wool.

Mass production
Making large numbers of goods, often using machines and a divided labour force.

Discipline
In factories, discipline meant strict rules about timekeeping, behaviour, speed of work and punishments for breaking rules.

Empire
A group of territories controlled by one country. Britain's empire affected industrialisation by providing raw materials, trade routes and markets, though historians debate exactly how important empire was compared with other causes.

Provenance
Information about a source's origin: who made it, when, where, why and for whom.

Interpretation
A view or explanation of the past. Different historians may interpret the Industrial Revolution differently because they ask different questions, use different evidence or judge significance differently.


3. Timeline / Chronology

Industrialisation was a gradual process. The dates below show important developments, but they should not be treated as the only causes.

Date Event Why it mattered
1709 Abraham Darby used coke to smelt iron at Coalbrookdale Helped make iron production cheaper and more efficient
1733 John Kay patented the flying shuttle Made weaving faster and increased demand for spun thread
c.1750 Many textile workers still used the domestic system Shows that factory production had not yet taken over
1761 Bridgewater Canal opened Helped move coal more cheaply to Manchester
1764 James Hargreaves invented the spinning jenny Allowed one worker to spin several threads at once
1769 Richard Arkwright patented the water frame Used water power to spin stronger thread in factories
1769 James Watt patented improvements to the steam engine Helped steam engines become more efficient
1771 Arkwright's Cromford Mill opened An important early factory using water power
1779 Samuel Crompton developed the spinning mule Produced fine, strong yarn for textiles
1781 Watt developed rotary motion for steam engines Made steam power more useful for factories
1785 Edmund Cartwright patented a power loom Mechanised weaving, though adoption was gradual
1801 First modern British census Helps historians measure population growth
1825 Stockton and Darlington Railway opened One of the first public railways to use steam locomotives
1830 Liverpool and Manchester Railway opened Linked a major port with a major industrial city
1833 Factory Act Limited some child labour in textile factories and introduced inspectors
1842 Mines Act Stopped women and girls, and boys under 10, working underground in mines
1848 Public Health Act Showed growing concern about urban disease and sanitation
1870 Education Act Expanded schooling and reduced children's dependence on work over time
1901 Britain was highly urban and industrial Industrialisation had transformed work, transport and society

Chronology Diagram

Domestic system and hand production
      |
      v
New textile inventions, c.1730s-1780s
      |
      v
Factories, steam power, coal and iron expand
      |
      v
Canals and improved roads move raw materials
      |
      v
Railways spread from the 1820s and 1830s
      |
      v
Industrial towns grow rapidly
      |
      v
Reform laws respond to working and living conditions

4. Core Knowledge Sections

4.1 What Was Industrialisation?

Industrialisation means a major change in how goods are made and how people work. Before industrialisation, much production was small-scale. A family might spin or weave cloth at home. A blacksmith might make items in a local workshop. Farmers produced food using human and animal labour, although farming methods were also changing.

During industrialisation, machines became more important. Production moved increasingly into factories. Employers owned expensive machines and hired workers to operate them. Instead of working according to household routines, factory workers followed a clock, set hours and strict rules.

Industrialisation also changed where people lived. As factories grew, many people moved to towns to find work. Places such as Manchester, Birmingham, Leeds, Sheffield, Glasgow and Liverpool expanded. This process is called urbanisation.

Industrialisation changed Britain in several connected ways:

  • Economic change: more goods were made in factories and sold in national and overseas markets.
  • Technological change: new machines, steam engines and railways increased production and movement.
  • Social change: more people became wage workers in factories, mines, workshops and transport.
  • Urban change: towns grew quickly, often faster than housing, clean water and sewers could cope with.
  • Environmental change: smoke, coal dust, waste and polluted rivers became common in industrial areas.

It is important to remember that old and new ways of working existed at the same time. Many people still worked in farming, domestic service or small workshops even while factories expanded.

4.2 The Domestic System Before Factories

Before factories became common, many textiles were produced through the domestic system. This was sometimes called the putting-out system. A merchant or clothier supplied raw materials, such as wool or cotton, to workers. Workers spun thread or wove cloth in their homes. The finished product was then collected and sold.

The domestic system had some advantages:

  • families could work at home
  • work could fit around farming or household tasks
  • workers sometimes had more control over their pace of work
  • employers did not need to build expensive factories

However, the domestic system also had limits:

  • hand production was slow
  • quality could vary
  • it was hard to supervise workers closely
  • output was limited by human skill and time
  • growing demand for textiles put pressure on spinners and weavers

As demand increased, inventors and entrepreneurs looked for ways to make production faster. This helped drive the move towards mechanisation.

4.3 The Factory System

The factory system brought workers, machines and raw materials together in one place. Factories were expensive to build, so they were usually owned by entrepreneurs or companies with capital.

Early factories often used water power. This meant they had to be built near fast-flowing rivers. Later, improved steam engines allowed factories to be built closer to coalfields, ports and towns.

Factories changed work because:

  • workers had to arrive at fixed times
  • the pace of work was often set by machines
  • tasks became more specialised
  • employers could supervise workers more closely
  • fines and punishments were used for lateness, mistakes or rule-breaking
  • many women and children were employed because they could be paid less than adult men

Factory work was not the same for everyone. Some skilled mechanics and engineers earned better wages. Some factory owners became very wealthy. But many workers faced long hours, repetitive tasks, noise, heat, dust and danger.

4.4 Domestic System vs Factory System

Feature Domestic system Factory system
Place of work Home or small workshop Large factory building
Power source Human power, simple tools, sometimes animals Water power, steam power and machines
Timekeeping More flexible, often task-based Fixed hours controlled by clock and employer
Supervision Less direct supervision Close supervision by overseers and managers
Cost to employer Lower building costs High costs for buildings and machines
Production speed Slower Faster and larger scale
Worker control Often more control over pace Less control; machine pace mattered
Family work Family members might work together Families could be separated by age, task or workplace
Risks Low pay and uncertain demand Long hours, accidents, discipline and unhealthy conditions
Historical importance Shows pre-industrial production Shows industrial production and mass manufacture

4.5 Inventions and Technology

Textiles were central to early industrialisation. Britain had growing demand for cotton cloth at home and abroad. Several inventions helped speed up spinning and weaving.

The spinning jenny was invented by James Hargreaves in the 1760s. It allowed one worker to spin several threads at once. Early versions could be used in homes or small workshops, but it still increased output.

The water frame was patented by Richard Arkwright in 1769. It used water power to spin stronger thread. Because it needed large machinery and water power, it encouraged factory production.

The spinning mule was developed by Samuel Crompton in 1779. It combined features of earlier machines and produced fine, strong yarn. This helped British cotton textiles become more competitive.

The steam engine was improved by James Watt. Earlier steam engines were used mainly to pump water from mines. Watt's improvements made engines more efficient. Later developments allowed steam engines to power factory machinery and transport.

The railway locomotive used steam power to move goods and passengers. Railways expanded quickly after the 1820s and 1830s. They changed ideas about speed, distance and time.

These inventions were important, but they did not work alone. A machine only changed society when people had the money to build it, the materials to supply it, the workers to operate it and the markets to buy what it produced.

4.6 Coal, Iron, Canals and Railways

Coal and iron were vital to industrial Britain.

Coal was used to:

  • heat homes
  • power steam engines
  • fuel iron production
  • run factories, railways and steamships

Iron was used to:

  • make machines
  • build bridges
  • make rails
  • construct engines, tools and factory equipment

Britain had large coal and iron deposits, especially in areas such as South Wales, the Midlands, Yorkshire, Lancashire, Northumberland and Scotland. This gave Britain an advantage, but resources only mattered because people developed ways to mine, transport and use them.

Transport was also crucial. Heavy goods such as coal and iron were difficult and expensive to move by road. Canals made it cheaper to move bulky goods. The Bridgewater Canal, opened in 1761, carried coal to Manchester and helped lower coal prices there.

Railways later transformed transport even further. They could move people and goods quickly in all seasons. Railways also created demand for coal, iron, steel, engineering and labour. Railway building connected industries together.

4.7 Entrepreneurs and Capital

Industrialisation needed money. Factories, machines, canals, mines and railways were expensive. Entrepreneurs used capital to invest in new businesses.

Entrepreneurs mattered because they:

  • took risks with money
  • organised workers and managers
  • bought machines and raw materials
  • found markets for goods
  • built mills, mines, workshops or transport links
  • used profit to expand production

Richard Arkwright is a good example. He did not simply invent a machine; he helped develop a factory system around water-powered spinning. His Cromford Mill became a model for factory production.

However, focusing only on famous entrepreneurs can hide the work of many others. Engineers, miners, spinners, weavers, labourers, women and children all contributed to industrialisation. Enslaved and colonised people also became part of the wider system through the production of raw materials and imperial trade.

4.8 Population Growth and Urbanisation

Britain's population grew quickly during the Industrial Revolution. More people meant more workers and more consumers. Population growth was connected to changes in farming, food supply, disease patterns, marriage, birth rates and migration.

As factories and mines expanded, many people moved from rural villages to towns. Some moved because they wanted wages. Others moved because rural work was uncertain or changing.

Urbanisation brought opportunities:

  • more jobs in factories, workshops, transport and services
  • larger markets for goods
  • new shops, schools, chapels, clubs and newspapers
  • chances for some people to improve their income

But rapid urbanisation also created problems:

  • overcrowded housing
  • poor drainage and sewage
  • polluted water
  • smoke and air pollution
  • disease outbreaks
  • dangerous streets and workplaces

Industrial towns often grew faster than local authorities could provide clean water, sewers, street cleaning or decent housing.

4.9 Population Growth Data Table

Approximate population figures can help historians track change. The figures below are rounded and should be used to identify broad patterns, not exact street-by-street detail.

Place c.1750 population c.1801 population c.1851 population What changed?
Britain about 7 million about 10.5 million about 20.9 million Population roughly trebled from c.1750 to 1851
Manchester about 20,000 about 75,000 over 300,000 Rapid growth linked to cotton and factories
Birmingham about 24,000 about 71,000 over 230,000 Grew with metalworking and manufacturing
Leeds about 17,000 about 53,000 over 170,000 Grew with wool, textiles and industry
Liverpool about 22,000 about 82,000 over 375,000 Grew as a port connected to trade and empire

What the table suggests:
Industrialisation and urbanisation were linked. Towns connected to textiles, metalworking, ports and transport grew very quickly.

Limitations of the table:
The table does not show living conditions, wages, housing quality, pollution or individual experiences. It shows population growth, but historians need other evidence to understand what life was like.

4.10 Factory Work, Child Labour and Discipline

Factory work could be tiring and dangerous. Many workers worked long days, sometimes 12 hours or more. Machines could injure people. Textile factories could be hot, noisy and full of dust or fibres.

Children were employed in factories and mines for several reasons:

  • they could be paid less than adults
  • they were small enough to work under or around machines
  • poor families often needed children's wages to survive
  • employers wanted a disciplined and cheap workforce

It is important not to describe child labour as simply "normal for the time" and stop there. Many people at the time criticised child labour and campaigned for reform. Parliamentary investigations collected evidence about children's working conditions. Reformers, workers, religious groups and some politicians argued that children needed protection and education.

The 1833 Factory Act did not end child labour, but it did:

  • ban children under 9 from working in textile factories
  • limit working hours for some children and young people
  • require some schooling for child workers
  • introduce factory inspectors

The 1842 Mines Act banned women and girls, and boys under 10, from working underground in mines. These laws show that industrialisation led to debate about what the government should do to protect workers.

4.11 Living Conditions in Industrial Towns

Many industrial towns grew faster than planning and public health systems. Working-class families often lived in small, crowded houses. Some houses were built back-to-back, with little ventilation. Several families might share a privy or water pump.

Common problems included:

  • dirty water
  • open drains
  • overcrowding
  • smoke from factories and homes
  • rubbish in streets
  • diseases such as cholera and typhus
  • high infant mortality

However, towns were not only places of suffering. They were also places of community, politics, religion, entertainment and opportunity. Workers formed friendly societies, trade unions, co-operatives and campaign groups. Chapels, pubs, markets, schools and newspapers became important parts of urban life.

A balanced answer should explain both opportunity and hardship.

4.12 Benefits and Costs of Industrialisation

Industrialisation had different effects on different groups.

For many consumers, goods became cheaper and more widely available. Cotton cloth, for example, became easier to buy. Railways made travel faster. Newspapers and printed materials became more available as production and transport improved.

For entrepreneurs and investors, industrialisation could bring large profits. Some factory owners, mine owners, railway investors and merchants became very wealthy.

For skilled engineers, mechanics and some artisans, industrialisation created new types of work. Some workers gained better wages or moved into growing industries.

For many factory workers, labourers, women and children, the benefits were limited by low wages, long hours and dangerous conditions. Industrialisation could mean loss of independence, strict discipline and unhealthy living conditions.

For the environment, industrialisation brought pollution, smoke, damaged landscapes, mine waste and dirty rivers.

The key point is that industrialisation was not equally good or bad for everyone. Its effects depended on class, gender, age, location, skill, job and time period.

Britain's industrialisation was connected to global trade and empire. Cotton was especially important. British factories processed huge amounts of raw cotton, much of it grown overseas. In the late eighteenth and early nineteenth centuries, cotton from plantations in the Americas was often produced by enslaved African labour. This means the growth of British cotton textiles was linked to slavery and Atlantic trade.

Empire and overseas trade contributed by:

  • supplying raw materials such as cotton
  • providing markets for British manufactured goods
  • helping merchants gain wealth that could be invested
  • supporting shipping, ports, insurance and finance
  • connecting Britain to global networks of labour and resources

However, historians debate how much empire caused industrialisation. Some argue that empire, slavery and overseas trade were central. Others argue that coal, wages, technology, agriculture, institutions and domestic demand were also essential. A strong KS3 answer can say that empire was an important part of the wider picture, but not the only cause.

4.14 Agriculture and Food

Agricultural change also mattered. Improvements in farming helped feed a growing population. Changes such as crop rotation, selective breeding and enclosure affected rural life. Some farms became more productive, but some rural workers lost access to common land or struggled to find secure work.

Agricultural change contributed to industrialisation because:

  • more food helped support population growth
  • fewer workers were needed in some rural areas
  • some people moved to towns for work
  • landowners and farmers could invest profits
  • better transport connected food supplies to urban markets

This is why it is a mistake to ignore agriculture when explaining industrialisation.


5. People, Places and Events

Key People

James Hargreaves
Associated with the spinning jenny, which increased the amount of thread one worker could spin.

Richard Arkwright
Developed the water frame and helped organise factory production at Cromford Mill. He is often used as an example of an industrial entrepreneur.

Samuel Crompton
Developed the spinning mule, which produced strong and fine yarn.

James Watt
Improved the steam engine, making it more efficient and useful for industry.

George Stephenson
Engineer linked to early railway locomotives and the development of steam railways.

Abraham Darby
Used coke in iron smelting at Coalbrookdale, helping to improve iron production.

Factory inspectors and reformers
People who investigated and reported on working conditions. They helped pressure Parliament to pass factory and mine laws.

Key Places

Manchester
Often called a major cotton city. It grew rapidly during industrialisation and became a symbol of factory production, urban growth and pollution.

Birmingham
Important for metalworking, manufacturing and small workshops as well as larger industry.

Coalbrookdale
Important in the history of iron production.

Cromford
Site of Arkwright's cotton mill, an important example of early factory organisation.

Liverpool
A major port connected to Atlantic trade, cotton imports, migration and empire.

South Wales
Important for coal and iron industries.

The Midlands, Lancashire, Yorkshire and Scotland
Regions with important industrial towns, coalfields, textile production and transport links.

Key Events and Developments

The growth of cotton textiles
Cotton became one of Britain's leading industries. It linked invention, factories, raw materials, empire, trade and urban growth.

The canal age
Canals lowered transport costs for heavy goods such as coal and raw materials.

The railway age
Railways transformed transport and created demand for coal, iron, engineering and labour.

Factory reform
Laws such as the 1833 Factory Act and 1842 Mines Act showed that Parliament was becoming more involved in industrial working conditions.

Public health reform
Industrial towns created public health problems. The 1848 Public Health Act was an early national response, though progress was uneven.


6. Sources and Evidence

Historians use evidence to understand industrialisation. No single source tells the whole story. Strong source work considers content, provenance, purpose, audience, context and limitations.

Source A: Domestic Production Account

This is an invented but historically plausible description based on common features of domestic textile work.

A cloth merchant brings wool to our cottage each week. My wife cards and spins when the housework allows, and I weave when there is enough thread. Some weeks are better than others. We work by daylight and by the fire in winter. The merchant pays us for the finished cloth, but he complains if it is late or uneven.

Questions

  1. What does Source A suggest about where textile work took place?
  2. What does it suggest about family labour?
  3. What evidence shows that workers had some flexibility?
  4. What evidence shows that workers were still dependent on merchants?
  5. How useful is this source for learning about the domestic system? Explain one strength and one limitation.

Source B: Industrial Town Visual-Source Description

This is a description of a possible engraving of an industrial town in the 1840s.

The image shows a crowded street near several tall factory chimneys. Smoke hangs above rows of small brick houses. A canal runs beside warehouses, with barges carrying coal. Men, women and children walk along the muddy road. Washing hangs from windows. A church spire can be seen behind the factories, and carts move goods towards a railway station in the distance.

Questions

  1. Identify two signs of industry in the image.
  2. What does the image suggest about transport?
  3. What does the image suggest about living conditions?
  4. What evidence could support the view that the town was economically active?
  5. What can this source not tell us about people's lives?

Source C: Child Worker Testimony Extract

This is an invented, sensitive extract based on the type of evidence collected by nineteenth-century investigations. It is not a real quotation.

I began work at the mill when I was ten. I had to arrive before the bell stopped ringing. If I was late, my pay was reduced. The room was loud and warm, and I often felt tired before the day ended. My mother said my wages helped buy bread, but she wished I could learn more at school.

Questions

  1. How old was the child when they began work?
  2. What evidence suggests strict factory discipline?
  3. What does the source suggest about family poverty?
  4. What does the source suggest about education?
  5. How useful is this source for studying child labour? Refer to content and limitation.

Source D: Population Growth Table

Year Approximate population of Manchester
c.1750 20,000
1801 75,000
1851 303,000
1901 over 540,000

Questions

  1. Describe the population change between c.1750 and 1851.
  2. How does the table support the idea that Manchester urbanised rapidly?
  3. What industrial developments might explain this growth?
  4. What extra evidence would you need to judge whether life improved for Manchester's workers?
  5. Give one limitation of using only population data.

Source E: Interpretation Extract

This is an invented interpretation written in the style of a modern textbook summary.

The Industrial Revolution made Britain wealthier and more powerful, but its early benefits were uneven. Factory owners and investors often gained quickly, while many workers experienced long hours, dangerous conditions and unhealthy towns. Over time, reform laws, cheaper goods and new jobs changed the balance of costs and benefits.

Questions

  1. What is the main argument of this interpretation?
  2. Does it present industrialisation as mostly positive, mostly negative or mixed?
  3. What evidence from this study pack could support the interpretation?
  4. What evidence could challenge or complicate it?
  5. Why might historians disagree about whether industrialisation improved lives?

Source Evaluation Grid

Question to ask Why it matters Example
Who made it? Shows viewpoint or experience Worker, factory owner, inspector, artist
When was it made? Links source to context Before or after reform laws
Why was it made? Reveals purpose To report, persuade, record or sell
Who was the audience? Affects language and detail Parliament, newspaper readers, investors
What does it show? Gives direct evidence Smoke, machinery, fines, wages
What does it leave out? Shows limitations Feelings, long-term change, hidden groups

7. Interpretations

Historians do not all describe the Industrial Revolution in exactly the same way. This does not mean that "anything goes". Interpretations must still be based on evidence. But historians may focus on different questions.

Interpretation 1: Progress and Power

Some interpretations emphasise progress. They argue that industrialisation made Britain richer, more productive and more powerful. They focus on inventions, factories, railways, engineering and the growth of trade.

Evidence that supports this view includes:

  • faster textile production
  • cheaper manufactured goods
  • growth of railways and canals
  • increased coal and iron output
  • growth of towns as centres of production
  • Britain's position as a major industrial and imperial power

Interpretation 2: Exploitation and Hardship

Other interpretations focus on the suffering caused by industrialisation. They emphasise child labour, long hours, dangerous machines, low wages, slum housing, pollution and disease.

Evidence that supports this view includes:

  • testimony from factory and mine workers
  • reports on child labour
  • overcrowded housing in industrial towns
  • disease outbreaks linked to poor sanitation
  • accidents in factories and mines
  • the need for Factory Acts and public health reform

Interpretation 3: Uneven Change

A balanced interpretation argues that industrialisation brought both progress and hardship. It improved production, transport and consumer choice, but the benefits were uneven. Some groups gained quickly, while others faced serious costs.

This interpretation is often strong because it:

  • recognises change over time
  • compares different groups
  • uses both economic and social evidence
  • explains short-term and long-term effects
  • avoids treating all people as having the same experience

Why Interpretations Differ

Interpretations may differ because historians:

  • ask different questions
  • use different types of evidence
  • focus on different groups
  • study different places
  • judge "improvement" in different ways
  • give different weight to short-term suffering and long-term change

For example, if a historian asks, "Did Britain become more productive?" they may focus on output, machines and trade. If another asks, "What was life like for a child worker?" they may focus on hardship and exploitation. Both questions are valid, but they lead to different emphasis.


8. Tables

8.1 Causes of Industrialisation

Cause How it helped industrialisation Example
Coal Provided fuel for steam engines and iron production Coalfields in South Wales, the Midlands and northern England
Iron Used for machines, bridges, rails and engines Coalbrookdale and later ironworks
Inventions Made production faster and more efficient Spinning jenny, water frame, steam engine
Entrepreneurs Invested capital and organised production Arkwright and factory mills
Capital Paid for factories, machines and transport Investment in canals and railways
Population growth Provided workers and consumers Growing towns such as Manchester
Agriculture Helped feed more people and pushed some rural workers to seek wages Improved farming and enclosure
Empire and trade Supplied raw materials and markets Cotton imports and overseas markets
Transport Moved raw materials and finished goods more cheaply Canals and railways

8.2 Sorting Causes

Type of cause Examples
Natural resources Coal, iron, rivers
Technology Textile machines, steam engines
Economic factors capital, demand, profit, trade
Social factors population growth, migration, workforce
Political and imperial factors empire, trade protection, laws, global power
Transport factors canals, roads, ports, railways

8.3 Effects on Different Groups

Group Possible benefits Possible costs
Factory owners Profits, status, business growth Financial risk, competition
Skilled workers New jobs in engineering and machinery Some older skills became less valuable
Unskilled workers Wage work in towns Low pay, long hours, insecure employment
Women workers Paid work in factories and workshops Lower wages, unsafe conditions, double burden of work and family
Children Wages helped poor families survive Lost schooling, long hours, danger and exploitation
Consumers Cheaper cloth and goods Quality varied; low wages limited buying power
Town residents More services and opportunities Overcrowding, pollution and disease

8.4 Change and Continuity

What changed? What stayed similar?
More machine production Many people still worked in farming and domestic service
More factory work Some home and workshop production continued
Faster transport Roads and horse transport remained important
Rapid town growth Rural communities still existed
More government investigation of work Many workers still lacked political power
Cheaper manufactured goods Poverty remained widespread

9. Text / ASCII Diagrams and Timelines

9.1 Cause Web for Industrialisation

                     Population growth
                            |
                            v
Empire and trade --> Demand for goods <-- Agriculture and food supply
       |                    |                    |
       v                    v                    v
   Raw cotton ----> Textile inventions <---- Entrepreneurs
                            |
                            v
                     Factory system
                            |
          ---------------------------------
          |               |               |
          v               v               v
      Coal power       Iron machines     Urban jobs
          |               |               |
          -------------------------------
                          |
                          v
                Industrialisation in Britain

9.2 Cause-Consequence Chain

Growing demand for cotton cloth
          |
          v
Inventors develop faster spinning and weaving machines
          |
          v
Entrepreneurs build mills and invest capital
          |
          v
More workers move to industrial towns
          |
          v
Production rises and goods become cheaper
          |
          v
Towns grow, but overcrowding and pollution increase
          |
          v
Reformers campaign for factory and public health laws

9.3 Railway Impact Map-Style Sketch

This is a simplified sketch, not an accurate map.

         [Liverpool Port]
                |
                | cotton imports, passengers, goods
                |
          ======RAILWAY======
                |
                v
          [Manchester]
         cotton mills
                |
      coal / iron / machines
                |
          [Midlands]
      workshops and factories
                |
          lines spread
                |
         [London markets]

What the sketch shows:
Railways connected ports, industrial towns, coal and iron areas, workshops and markets. This helped raw materials, finished goods and people move faster.

9.4 Argument Scale

Question: Did industrialisation improve people's lives?

Strongly no        Mixed / depends on group        Strongly yes
|------------------|------------------------------|------------------|
child labour       cheaper goods                  faster transport
pollution          new jobs                       more production
overcrowding       reform over time               business growth
long hours         uneven benefits                new technology

A strong answer will usually sit near the middle, because the impact depended on who you were, where you lived and when.


10. Common Mistakes

Mistake 1: Saying Industrialisation Helped Everyone Equally

Industrialisation did not affect everyone in the same way. Factory owners, investors and some skilled workers often benefited more than poor labourers or child workers.

Better answer:
Industrialisation created wealth and cheaper goods, but many workers faced long hours, low pay and unhealthy towns.

Mistake 2: Saying Factories Appeared Overnight

Factories developed gradually. Domestic work, workshops and factories existed at the same time for many years.

Better answer:
The factory system grew as machines, capital, power sources and markets developed.

Mistake 3: Ignoring Agriculture

Farming changes helped feed the population and affected rural employment. Agriculture was connected to industrialisation.

Better answer:
Agricultural change supported population growth and helped push or pull some people towards towns.

Mistake 4: Ignoring Empire and Trade

Industrial Britain was connected to global trade. Cotton, shipping, ports and overseas markets mattered.

Better answer:
Empire and trade helped supply raw materials and markets, though they were not the only causes.

Mistake 5: Treating Child Labour as Acceptable Because It Was Common

Child labour was common in some industries, but it was also criticised at the time. It involved exploitation and danger.

Better answer:
Children worked because of poverty and employer demand for cheap labour, but reformers challenged this and laws gradually limited it.

Mistake 6: Describing Conditions Without Evidence

Saying "life was bad" is too vague.

Better answer:
Use evidence such as long hours, fines for lateness, crowded housing, polluted water or factory accidents.

Mistake 7: Confusing Inventions

The spinning jenny, water frame and steam engine did different things.

Better answer:
The spinning jenny increased hand spinning output; the water frame used water power to spin stronger thread; Watt improved steam engines.

Mistake 8: Forgetting Change Over Time

Conditions in 1780 were not exactly the same as in 1880. Reform laws, wages, schooling, unions and public health all changed over time.

Better answer:
Industrialisation often brought harsh short-term conditions, but some reforms and benefits developed later.

Mistake 9: Weak Source Evaluation

Do not just say "the source is biased" and stop. All sources have a viewpoint, but they can still be useful.

Better answer:
Explain what the source is useful for, then identify what it cannot show.

Mistake 10: One-Sided Judgements

Questions about improvement, significance or usefulness need balanced judgement.

Better answer:
Explain both sides, compare evidence and reach a reasoned conclusion.


11. Exam Tips

Command Words

Describe means say what something was like. Use accurate detail.

Explain means give reasons and show links between cause and effect. Use words such as "because", "therefore" and "this meant that".

Compare means identify similarities and differences. Do not write about one side only.

How far means make a judgement. You need evidence on both sides before deciding.

How useful means evaluate a source. Discuss what it shows and what its limitations are.

How significant means judge importance. Think about how many people were affected, how deeply they were affected and how long the impact lasted.

Using Evidence

Strong answers include precise evidence:

  • dates, such as 1833 Factory Act
  • examples, such as Manchester or Cromford Mill
  • inventions, such as the water frame
  • groups, such as child workers or factory owners
  • data, such as population growth

Explaining Causes

For "Why did Britain industrialise?" avoid giving one cause only. Group causes into categories:

  • resources: coal and iron
  • technology: machines and steam
  • money: capital and entrepreneurs
  • people: population growth and workers
  • transport: canals and railways
  • global links: empire, trade and raw materials

Then explain how the causes connected.

Judging Change

When judging change, use:

  • before and after comparison
  • different groups
  • short-term and long-term effects
  • positive and negative consequences

Evaluating Source Usefulness

Use this structure:

  1. Content: What does the source show or say?
  2. Provenance: Who made it, when and why?
  3. Context: What was happening at the time?
  4. Usefulness: What question can it help answer?
  5. Limitation: What does it not show?

Example sentence:

Source C is useful for studying child labour because it describes strict timekeeping, reduced pay and tiredness. However, it is limited because it gives one child's experience and does not show whether conditions were the same in all factories.

Writing a Judgement

A judgement should not be a guess. It should be based on evidence.

Weak judgement:
Industrialisation was good because there were inventions.

Stronger judgement:
Industrialisation improved life for some people by creating cheaper goods and faster transport, but for many early factory workers it made daily life harsher because of long hours, low pay and unhealthy towns. Overall, its impact was mixed and changed over time.


12. Practice Questions

12.1 Quick Recall Questions

  1. What does industrialisation mean?
  2. What was the domestic system?
  3. What was the factory system?
  4. Name one invention linked to textile production.
  5. Who is associated with the water frame?
  6. What power source did many early factories use before steam became common?
  7. Why was coal important?
  8. Why was iron important?
  9. What is urbanisation?
  10. Name one industrial town that grew quickly.
  11. What is an entrepreneur?
  12. What does capital mean?
  13. What did the 1833 Factory Act do?
  14. What did the 1842 Mines Act do?
  15. Why were canals useful?
  16. Why were railways important?
  17. How was empire linked to cotton textiles?
  18. Give one benefit of industrialisation.
  19. Give one cost of industrialisation.
  20. Why might historians disagree about the Industrial Revolution?

12.2 Multiple Choice Questions

Choose the best answer for each question.

  1. Industrialisation means: A. the end of all farming
    B. a change towards machine production, factories and industry
    C. the building of castles
    D. a war between factory owners

  2. The domestic system usually involved: A. workers making goods at home or in small workshops
    B. workers travelling by railway every day
    C. all workers using steam engines
    D. children only working in schools

  3. The factory system was different because: A. workers had no machines
    B. production happened only on farms
    C. workers and machines were brought together under employer control
    D. goods were no longer sold

  4. The spinning jenny was linked to: A. mining coal
    B. spinning thread
    C. building canals
    D. cleaning water

  5. Richard Arkwright is most closely linked to: A. the water frame and factory organisation
    B. the first census
    C. the 1848 Public Health Act
    D. the end of railways

  6. James Watt is famous for: A. improving the steam engine
    B. inventing the telephone
    C. writing the Domesday Book
    D. leading the Norman Conquest

  7. Coal was important because it: A. powered steam engines and heated furnaces
    B. replaced all food
    C. was used only for decoration
    D. stopped urbanisation

  8. Iron was important because it was used for: A. machines, rails and bridges
    B. making bread
    C. writing newspapers
    D. spinning cotton by hand only

  9. Urbanisation means: A. fewer people living in towns
    B. the growth of towns and cities
    C. the invention of farming
    D. the decline of transport

  10. A likely reason people moved to industrial towns was: A. to find wage work
    B. to avoid all forms of employment
    C. because factories were banned there
    D. because towns had no industries

  11. An entrepreneur is someone who: A. sets up a business and takes financial risks
    B. only works as a child in a mine
    C. refuses to use capital
    D. collects taxes for a medieval king

  12. Capital means: A. money or wealth used for investment
    B. a type of cloth only
    C. a railway station
    D. a law about schools

  13. The Bridgewater Canal helped: A. move coal more cheaply to Manchester
    B. stop all trade
    C. end the use of factories
    D. prevent population growth

  14. The Liverpool and Manchester Railway opened in: A. 1066
    B. 1215
    C. 1830
    D. 1918

  15. The 1833 Factory Act: A. ended all child labour immediately
    B. limited some child labour in textile factories and introduced inspectors
    C. banned railways
    D. closed every factory

  16. The 1842 Mines Act: A. made children work longer hours
    B. banned women and girls, and boys under 10, from working underground
    C. invented the spinning mule
    D. built the first canal

  17. Which industry was especially important in early industrialisation? A. Cotton textiles
    B. Space travel
    C. Cinema
    D. Plastic electronics

  18. Which statement is most accurate? A. Factories appeared everywhere overnight.
    B. Industrialisation was gradual and uneven.
    C. No one worked in agriculture after 1750.
    D. Britain had no links to overseas trade.

  19. One cost of industrial towns was: A. overcrowding and disease
    B. too much clean water
    C. no need for housing
    D. the disappearance of smoke

  20. One benefit of railways was: A. slower transport
    B. faster movement of people and goods
    C. less demand for iron
    D. fewer connections between towns

  21. A good source evaluation should consider: A. only whether the handwriting is neat
    B. provenance, content, context and limitations
    C. only the length of the source
    D. whether the source agrees with your opinion

  22. Empire was linked to industrialisation because: A. it supplied raw materials and markets
    B. it stopped cotton imports
    C. it prevented shipping
    D. it made coal unnecessary

  23. Child labour was used partly because: A. children could be paid less and poor families needed wages
    B. all children were factory owners
    C. schools paid factory wages
    D. machines were too quiet

  24. Which is a good example of mechanisation? A. Using machines to spin thread faster
    B. Refusing to use tools
    C. Moving everyone back to villages
    D. Ending all production

  25. Which place is strongly linked to cotton and rapid urban growth? A. Manchester
    B. Hastings
    C. Lindisfarne
    D. Bosworth

  26. A limitation of population data is that it: A. cannot show living conditions by itself
    B. proves everyone was rich
    C. gives no evidence of change
    D. cannot be used by historians

  27. A balanced interpretation of industrialisation would say: A. it was only good for everyone
    B. it was only bad for everyone
    C. it brought progress and hardship, depending on group and time
    D. it had no effect

  28. The transport revolution included: A. canals and railways
    B. castles and monasteries
    C. longbows and shields
    D. Roman villas only

  29. Factory discipline often involved: A. strict timekeeping and fines
    B. no rules at all
    C. workers choosing every hour freely
    D. only outdoor farming

  30. The best way to answer "Why did Britain industrialise?" is to: A. give one cause only
    B. list inventions without explanation
    C. explain several connected causes
    D. write only about kings and queens

  31. Which statement about reform is accurate? A. Reform laws solved every problem immediately.
    B. Reform laws showed growing concern but change was gradual.
    C. Reform laws came before factories existed.
    D. Reform laws banned all machines.

  32. Which evidence best supports the idea of urbanisation? A. Manchester growing from about 20,000 to over 300,000 people
    B. A single person buying cloth
    C. A farmer owning one horse
    D. A castle being repaired

12.3 Cause Sorting Task

Sort these causes into categories: resources, technology, money, people, transport, empire/trade.

  • coal
  • spinning jenny
  • capital
  • population growth
  • canals
  • raw cotton imports
  • iron
  • steam engine
  • entrepreneurs
  • railways
  • overseas markets
  • urban workforce

Then answer:

  1. Which two causes do you think were most important?
  2. Explain how they connected to at least one other cause.
  3. Why is it weak to say that one invention alone caused industrialisation?

12.4 Before / After Comparison Questions

  1. Describe two differences between the domestic system and factory system.
  2. Explain one way factory work gave employers more control.
  3. Explain one way domestic work could give workers more flexibility.
  4. Compare the risks faced by domestic textile workers and factory textile workers.
  5. How far did the factory system improve work? Give a balanced answer.

12.5 Data Interpretation Questions

Use the Manchester population table in Source D.

  1. How much did Manchester's population increase between c.1750 and 1801?
  2. What happened to Manchester's population between 1801 and 1851?
  3. What does this suggest about urbanisation?
  4. Give one industrial reason for this growth.
  5. Give one limitation of using this table to judge quality of life.

12.6 Source Usefulness Questions

Use Source C, the child worker testimony extract.

  1. What does the source suggest about factory discipline?
  2. What does it suggest about family poverty?
  3. What does it suggest about schooling?
  4. How useful is Source C for studying child labour? Explain with evidence.
  5. What other source would help you check or develop the evidence?

12.7 Short Answer Questions

  1. Give two reasons why coal was important to industrialisation.
  2. Give two reasons why factories changed workers' lives.
  3. Explain why canals were important before railways.
  4. Explain why industrial towns often had poor living conditions.
  5. Explain one link between empire and the cotton industry.
  6. Explain why population growth helped industrialisation.
  7. Explain why reformers criticised child labour.
  8. Explain one way railways changed Britain.
  9. Explain why industrialisation had environmental costs.
  10. Explain why historians might use both statistics and personal testimony.

12.8 Longer Written Questions

  1. Explain why Britain industrialised in the eighteenth and nineteenth centuries.
  2. Compare the domestic system and the factory system.
  3. How useful is Source B for learning about industrial towns?
  4. How significant were railways in the Industrial Revolution?
  5. Did industrialisation improve people's lives? Explain your judgement.
  6. How far was empire important to Britain's industrialisation?
  7. Explain how industrialisation affected children.
  8. What changed and what stayed the same during industrialisation?

13. Answer Key

13.1 Quick Recall Answers

  1. A change towards factories, machines and industrial production.
  2. Making goods at home or in small workshops.
  3. Making goods in factories using machines and employer control.
  4. Spinning jenny, water frame, spinning mule or power loom.
  5. Richard Arkwright.
  6. Water power.
  7. It fuelled steam engines, factories, homes and iron production.
  8. It was used for machines, bridges, tools, engines and railways.
  9. Growth of towns and cities.
  10. Manchester, Birmingham, Leeds, Liverpool, Sheffield or Glasgow.
  11. A person who sets up and runs a business, taking financial risks.
  12. Money or wealth used for investment.
  13. It limited some child labour in textile factories and introduced inspectors.
  14. It banned women and girls, and boys under 10, from working underground.
  15. They moved heavy goods such as coal more cheaply.
  16. They moved people and goods faster and connected industrial areas.
  17. Cotton was imported from overseas, including plantations linked to enslaved labour.
  18. Cheaper goods, new jobs, faster transport or increased production.
  19. Long hours, child labour, pollution, overcrowding or dangerous work.
  20. They focus on different evidence, groups, questions or time periods.

13.2 Multiple Choice Answers

  1. B
  2. A
  3. C
  4. B
  5. A
  6. A
  7. A
  8. A
  9. B
  10. A
  11. A
  12. A
  13. A
  14. C
  15. B
  16. B
  17. A
  18. B
  19. A
  20. B
  21. B
  22. A
  23. A
  24. A
  25. A
  26. A
  27. C
  28. A
  29. A
  30. C
  31. B
  32. A

13.3 Cause Sorting Answers

Category Causes
Resources coal, iron
Technology spinning jenny, steam engine
Money capital, entrepreneurs
People population growth, urban workforce
Transport canals, railways
Empire/trade raw cotton imports, overseas markets

A strong explanation might say that coal and steam technology connected because coal fuelled steam engines. Another strong answer might connect raw cotton imports to textile inventions and factory production.

It is weak to say one invention alone caused industrialisation because inventions needed money, workers, raw materials, power, transport and markets to have a major effect.

13.4 Data Interpretation Answers

  1. It increased by about 55,000, from about 20,000 to about 75,000.
  2. It rose sharply to about 303,000.
  3. Manchester urbanised rapidly.
  4. Growth of cotton factories, trade, transport links or jobs.
  5. The table does not show wages, housing, health, pollution or individual experiences.

13.5 Source Usefulness Answers

Source C suggests factory discipline because the child had to arrive before the bell stopped ringing and pay was reduced for lateness. It suggests family poverty because the child's wages helped buy bread. It suggests limited schooling because the mother wished the child could learn more at school.

The source is useful for studying child labour because it gives details about age, timekeeping, tiredness, wages and education. Its limitation is that it is one short account and does not prove all factories were the same. To develop the evidence, a historian could use factory inspectors' reports, wage records, school records, parliamentary reports or more worker testimonies.


14. Model Answers

Model Answer 1: Explain Why Britain Industrialised

Britain industrialised because several causes worked together. One important cause was natural resources. Britain had coal and iron, which were useful for steam engines, machines, rails and bridges. Coal became even more important as steam power developed.

Technology was another cause. Inventions such as the spinning jenny, water frame and spinning mule made textile production faster. Watt's improvements to the steam engine helped factories and transport use power more efficiently. However, inventions alone were not enough.

Entrepreneurs and capital were also important. Business people invested money in factories, machines, canals and railways. They organised workers and took risks to make profit. Population growth helped by providing more workers and more consumers.

Transport improvements made industrialisation easier. Canals moved heavy goods such as coal more cheaply, while railways later moved people and goods quickly. Empire and overseas trade also mattered because they supplied raw materials such as cotton and provided markets for British goods.

Overall, Britain industrialised because resources, technology, money, labour, transport, agriculture and global trade connected together. No single cause explains the whole Industrial Revolution.

Model Answer 2: Compare the Domestic System and Factory System

The domestic system and factory system were different ways of producing goods. In the domestic system, people often worked in their own homes or small workshops. Families might spin or weave textiles together. This could give workers some flexibility because they could fit work around household tasks or farming.

The factory system was different because workers came to a large building where machines and raw materials were controlled by an employer. Workers had fixed hours and were supervised by managers or overseers. The pace of work was often set by machines rather than by the worker.

There were also differences in production. The domestic system was slower and depended more on hand skill. The factory system could produce goods faster and in larger quantities because it used machines, water power or steam power.

However, both systems could involve low pay and insecurity. Domestic workers depended on merchants for materials and payment. Factory workers depended on wages and could face fines, long hours and dangerous conditions.

Overall, the factory system increased production and employer control, while the domestic system often gave workers more flexibility but produced goods more slowly.

Model Answer 3: How Useful Is Source B for Learning About Industrial Towns?

Source B is useful for learning about industrial towns because it shows several features of urban industrial life. It describes factory chimneys, smoke, rows of small houses, a canal, warehouses, coal barges and a railway station. This helps show that industry, housing and transport were close together.

The source is also useful because it suggests living conditions. The muddy road, smoke and crowded houses suggest that industrial towns could be polluted and overcrowded. The washing hanging from windows suggests that families lived close to factories and streets.

However, Source B has limitations. It is a visual description, so it does not tell us wages, working hours, disease rates or what people thought about their lives. It may also have been created for a particular purpose, such as to criticise industrial towns or to show economic activity.

Overall, Source B is useful for showing what an industrial town might have looked like and for identifying evidence of industry, transport and overcrowding. It would be more useful if combined with census data, health reports, maps, worker accounts and wage records.

Model Answer 4: Did Industrialisation Improve People's Lives?

Industrialisation improved some people's lives in some ways, but it did not help everyone equally. It increased production, created new jobs and made some goods cheaper. Cotton cloth became more widely available, and railways made travel and transport faster. Factory owners, investors and some skilled workers could benefit from the new economy.

However, many workers experienced serious hardship. Factory work often involved long hours, strict discipline, low pay and dangerous machines. Children worked in factories and mines because their wages helped poor families and because employers wanted cheap labour. Industrial towns were often overcrowded, smoky and unhealthy, with poor sanitation and polluted water.

The impact also changed over time. Early industrialisation could be very harsh for workers, but later reforms such as the 1833 Factory Act, 1842 Mines Act and public health measures showed growing concern. These reforms did not solve every problem immediately, but they did begin to limit some of the worst conditions.

Overall, industrialisation improved life for some people and helped Britain become wealthier and more powerful. But for many workers, especially poor families and children, the short-term costs were severe. The best judgement is that industrialisation brought mixed and uneven change.

Model Answer 5: How Significant Were Railways?

Railways were highly significant in the Industrial Revolution because they changed transport, industry and daily life. Before railways, canals and roads moved goods, but railways could move people and products faster and more reliably. The Liverpool and Manchester Railway, opened in 1830, connected a major port with an industrial city.

Railways helped industry because they created demand for coal, iron, engineering and labour. They allowed raw materials to reach factories and finished goods to reach markets more quickly. They also helped connect different parts of Britain into a stronger national economy.

Railways affected people too. Passengers could travel further and faster than before. Newspapers, letters, food and goods could move more quickly. Railway time also encouraged more standardised ideas about timekeeping.

However, railways were not the only significant part of industrialisation. Textile machines, coal, iron, steam engines, factories, population growth, canals and empire also mattered. Railways became especially important after industrialisation had already begun.

Overall, railways were very significant because they accelerated and connected industrial change, but they should be seen as one major part of a wider Industrial Revolution.

Model Answer 6: How Far Was Empire Important to Industrialisation?

Empire was important to Britain's industrialisation because it connected Britain to raw materials, trade routes and overseas markets. Cotton is a key example. British textile factories needed large amounts of raw cotton, much of which came from overseas plantations. In the late eighteenth and early nineteenth centuries, some of this cotton was produced by enslaved labour, linking British industry to slavery and Atlantic trade.

Empire and trade also helped ports such as Liverpool grow. Merchants, shipowners, insurers and investors could gain wealth from overseas trade, and some capital could be invested in industry. Overseas markets also gave British manufacturers places to sell goods.

However, empire was not the only cause. Britain also had coal and iron, skilled workers, inventors, entrepreneurs, growing towns, agricultural change and transport improvements. Without these, raw materials alone would not have created industrialisation.

Overall, empire was an important part of the wider system that supported British industrialisation, especially through cotton, trade and markets. But it worked alongside many other causes rather than acting as the single explanation.


15. Final Revision Checklist

  • I can define industrialisation, factory system, domestic system and urbanisation.
  • I know key dates, including 1764, 1769, 1771, 1825, 1830, 1833 and 1842.
  • I can name key people, including Hargreaves, Arkwright, Crompton, Watt, Stephenson and Darby.
  • I can explain key events and developments, including textile inventions, canals, railways and factory reform.
  • I can explain multiple causes of industrialisation, including coal, iron, inventions, capital, population growth, transport, agriculture, empire and trade.
  • I can explain consequences for workers, children, factory owners, consumers, towns and the environment.
  • I can compare the domestic system and factory system.
  • I can explain change and continuity during the Industrial Revolution.
  • I can use data to describe population growth and urbanisation.
  • I can evaluate sources using content, provenance, context, usefulness and limitations.
  • I can explain why historians have different interpretations of industrialisation.
  • I can avoid common mistakes, such as saying industrialisation helped everyone equally.
  • I can answer "Why did Britain industrialise?" using several connected causes.
  • I can answer "Did industrialisation improve people's lives?" with a balanced judgement.
  • I can support exam answers with precise evidence.