CA-K102History

The Battle of the Atlantic, 1939–1945

HMCS Sackville, a Second World War corvette preserved in Halifax, photographed in 2012. Halifax DSC00024 - HMCS Sackville (7431255476) · Dennis G. Jarvis · Photo source · Photo licence: CC BY-SA 2.0. Resized for display; item previews may be cropped. The image remains under the licence shown.

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The Battle of the Atlantic lasted from 3 September 1939 to 8 May 1945 and has been called the longest battle of the Second World War. Canadian naval and air forces helped protect the vital flow of Allied shipping across the Atlantic.

Scope & context

The battle’s span and Canada’s role in protecting shipping, not convoy tactics, losses or the merchant navy’s full story.

Sources behind this record

Battle of the Atlantic ↗

Veterans Affairs Canada

Introduction