History A-Level

domino theory

What domino theory means in History A-Level, as defined for AQA.

Definition of domino theory

Check what you remember

Read the wording for your board, then hide it and explain domino theory in your own words. Rough notes are fine. This is a self-check, with no mark or grade.

Reference: AQA

The fear that if one nation fell, others would follow, which dictated the US attitude to the French struggle in Indo-China.

AQA · 2R The Cold War, c1945–1991 – The Widening of the Cold War, 1949–1955 (study guide)

Topics that use domino theory

2R The Cold War, c1945–1991 – The Widening of the Cold War, 1949–1955 (AQA A-Level)

Related terms

Using domino theory in the exam

Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.

Practise History questions

Create a free account to answer exam-style questions on this topic and get feedback on your answers.

Start free

A week of Premium from your first lesson · Then the free plan continues · No card, no charge

All History A-Level terms