History A-Level

codebreaking

What codebreaking means in History A-Level, as defined for Pearson Edexcel.

Definition of codebreaking

Check what you remember

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

Reference: Pearson Edexcel

Intelligence that warned Nimitz, allowing him to position Spruance's carriers to ambush the Japanese at Midway in June 1942.

Pearson Edexcel · Paper 3, Option 37.1: The changing nature of warfare, 1859–1991: perception and reality - 4 The war at sea, 1917–45: the impact of submarines, air power and complex codes (study guide)

Topics that use codebreaking

Paper 3, Option 37.1: The changing nature of warfare, 1859–1991: perception and reality - 4 The war at sea, 1917–45: the impact of submarines, air power and complex codes (Pearson Edexcel A-Level)

Related terms

Using codebreaking in the exam

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All History A-Level terms