Manuscript image of the Battle of Agincourt
Topic guide

Hundred Years' War

Follow the long series of wars that transformed monarchy, warfare and identity in France and England.

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Overview

The Hundred Years' War was a series of conflicts between English and French rulers from 1337 to 1453, interrupted by truces, plague and civil war. Claims to the French crown interacted with control of territory and aristocratic honour.

Military change mattered, but taxation, administration and political legitimacy determined whether victories could be sustained. Diplomacy and disputed succession repeatedly widened the struggle.

Key questions answered

Hundred Years' War explained

Begin with clear answers, then use the full guide, timeline, people, stories and quizzes below.

What is Hundred Years' War?

Follow the long series of wars that transformed monarchy, warfare and identity in France and England. The Hundred Years' War was a series of conflicts between English and French rulers from 1337 to 1453, interrupted by truces, plague and civil war. Claims to the French crown interacted with control of territory and aristocratic honour.

When did Hundred Years' War happen?

The guide follows major developments from 1337 (Edward III's claim) to 1453 (Castillon). The full chronology below explains the changes between them.

What should you know about Hundred Years' War?

The essential areas are Dynastic claim and territory, Battlefield victories, French recovery, State and identity, Key developments and why they matter. Each section below explains the evidence and historical connections.

Why does Hundred Years' War matter?

Military change mattered, but taxation, administration and political legitimacy determined whether victories could be sustained. Diplomacy and disputed succession repeatedly widened the struggle.

Build your understanding

The essential guide

01

Dynastic claim and territory

Edward III claimed the French crown while defending lands and rights in France. Alliances with Flemish and French princes made the war more than a national duel.

02

Battlefield victories

English armies won at Crécy, Poitiers and Agincourt through position, discipline and circumstance. Victory did not guarantee control of territory.

03

French recovery

Joan of Arc helped restore Charles VII's momentum, while reforms in finance and artillery strengthened royal armies. Internal English weakness undermined occupation.

04

State and identity

War expanded taxation and representative bargaining. Later nationalism projected clearer English and French identities backward onto complex loyalties.

05

Key developments and why they matter

1337 marks edward iii's claim. A dynastic and territorial conflict escalated. 1346 marks crécy. Edward III defeated a larger French army. These dates matter because each development grew from earlier events and changed what people could do next.

1356 marks poitiers. The French king was captured. 1415 marks agincourt. Henry V won a major victory. Reading these events together connects political decisions with changes in war, work and everyday life.

1429 marks orléans relieved. Joan of Arc helped reverse French decline. 1453 marks castillon. French artillery defeated the final major English field army. Together, these later events show how Hundred Years War developed over time and why its consequences lasted.

06

How historians explain this topic

A timeline shows what happened, but it does not explain every cause. To understand Hundred Years War, historians compare political decisions, available resources, ideas and the experiences of people in different places.

Important questions include why could english kings win battles but lose the war; how did taxation reshape monarchy; when did national identity matter. Answering them requires evidence, not just a list of dates or the actions of one famous person.

No single source tells the whole story. Official papers, objects, personal accounts and later research answer different questions and each has limits.

Chronology

Key dates

  1. Edward III's claim

    A dynastic and territorial conflict escalated.

  2. Crécy

    Edward III defeated a larger French army.

  3. Poitiers

    The French king was captured.

  4. Agincourt

    Henry V won a major victory.

  5. Orléans relieved

    Joan of Arc helped reverse French decline.

  6. Castillon

    French artillery defeated the final major English field army.

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Questions and debates

Why could English kings win battles but lose the war?

How did taxation reshape monarchy?

When did national identity matter?

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Essential stories

Begin with the foundations, then move into the events, people and debates that add detail and complexity.

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Available quizzes

People

Events

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Sources and further reading