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Historical Investigation: From Question to Finished Essay

A historical investigation is your own research essay. You set a debatable question that covers about 100 years, gather primary sources from the time and secondary works by historians, judge each source by its provenance, purpose and content, explain why historians interpret the past differently, and build an argued essay of about 3000–3500 words with a clear judgement, footnotes and a bibliography β€” all in your own words.

🎬 Step-by-step story

  1. Start with a question that spans about 100 years and invites debate, such as 'How far did workers' lives change, 1850–1950?'
  2. Gather evidence. Primary sources come from the time: letters, diaries, newspapers, records. Secondary sources are historians' later books.
  3. Weigh each source. Who made it, when, why and for whom? What does it say? Every source has value and limits.
  4. Historians disagree. They wrote at different times, used different evidence and asked different kinds of questions.
  5. Build the essay: introduction with your argument, themed sections across the period, a balanced judgement and a bibliography.
  6. Free play: place each piece of evidence on the scale, give it a weight, and see where your judgement lands.

Tip: drag the 3D scene to turn it. Use two fingers to zoom.

πŸ€” Common doubts, cleared

Why must the question cover about 100 years?

A long period lets you show change and continuity, turning points and causes over time, not just one event. The orange bar on the timeline is that span.

Is a primary source always more reliable than a historian's book?

No. A primary source is close to events but shows one view and may be biased. A historian may have compared hundreds of sources. Judge each by provenance and purpose.

How do I judge a source's value?

Ask who made it, when, why and for whom, then check its content against other sources. Put its strengths on one side of the scale and its limits on the other.

If historians disagree, how do I know who is right?

Look at the evidence each used and test their claims with your own sources. Often each is right about part of the story; your job is to judge which view best answers your question.

How many sections should my essay have?

Usually three or four themed sections between the introduction and conclusion, each with its own mini-judgement.

Does more evidence on one side mean that side wins?

Not automatically. Strong, checkable evidence weighs more than one opinion. In free play each piece has a weight as well as a side.

Setting the question

A good question is debatable, answerable with sources you can reach, and covers a period of roughly 100 years, so you can show change and continuity over time.

Agree the question with your teacher early; a narrow, clear question is easier to answer well than a huge one.

Primary sources and historians' views

Primary sources were made during the period: letters, diaries, speeches, newspapers, photographs, laws, statistics, memoirs. Secondary sources are later works that interpret the past, mostly by historians.

Evaluating a source

Then judge its value for your question and its limits. A biased source can still be very useful β€” for showing what one group believed.

Keep notes

For every source record the author, title, date, page and a short note. This saves hours when you write footnotes.

Differing interpretations

Historians reach different views about the same events. That is not because one is lying; it is because:

In your essay, name historians, sum up their argument in a sentence, explain why they differ and say which view your evidence supports. This study of how history is written is called historiography.

Writing the 3000–3500 word essay

Structure

  1. Introduction: explain the question, define key terms, give your line of argument.
  2. Themed sections (usually 3–4), each moving across the whole period: point β†’ evidence with evaluation β†’ historians' views β†’ mini-judgement.
  3. Conclusion: a clear, supported judgement that answers 'how far'.
  4. Footnotes and bibliography.

Good habits

Try it

Pick a family object or photo at least 30 years old. Write who made it, when, why and for whom, then one thing it shows and one thing it cannot tell you. In the 3D, put all six pieces of evidence on the scale and write a one-sentence judgement.

Key formulas and definitions

Worked examples

1. Improve this question: 'What happened in the Industrial Revolution?'

It is too broad and only asks for facts. Better: 'To what extent did living standards of factory workers improve, 1830–1930?' It is debatable, has dates covering about 100 years and can be answered with sources.

2. Evaluate a factory owner's 1890 letter to a newspaper praising working conditions.

Value: it shows how owners defended themselves and gives details of hours and rules. Limits: the owner wants to protect his reputation, so he may hide problems. Use it to show employers' views, and cross-check with inspectors' reports and workers' accounts.

3. Historian A (1960) says workers' lives improved greatly; Historian B (2010) says gains were small and uneven. Explain the difference.

A relied on national wage statistics, which show average rises. B used diaries, oral histories and local records, which reveal poor housing and the experience of women and migrants. B also wrote after social history became popular. Both use evidence; they measure 'improvement' differently.

4. Write a mini-judgement for a section on wages.

'Real wages rose after about 1870, as census and wage data show, but the gains were slow for unskilled and women workers; so the economic change was significant overall but uneven.'

Common mistakes

Practice quiz

1. Which is a primary source for 1900?
2. 'Provenance' means:
3. A good investigation question:
4. Historiography is:
5. The conclusion should:

Practice: answer these yourself

Type or choose your answer, then press Check. Use a hint if you are stuck; the full solution appears after you answer.

Frequently asked questions

What is a historical investigation?

An independently researched essay of about 3000–3500 words answering a debatable question over roughly 100 years, using primary sources and historians' interpretations.

What is the difference between primary and secondary sources?

Primary sources were made at the time being studied; secondary sources are later interpretations, usually by historians.

How do I evaluate a source?

Consider its provenance (who, when, where), purpose and audience, content and tone, then judge its value and limits for your specific question.

Where this is taught

England (GCSE, A level)Year 13Component 3 Historical investigation (non-exam assessment)

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