Battle of the Atlantic

The Battle of the Atlantic, Canada's longest continuous military engagement of the Second World War, lasted 2,074 days, claiming the lives of more than 4,000 men and women in the Royal Canadian Navy, the Royal Canadian Air Force and the Canadian merchant navy

The years 2019 to 2025 mark the eightieth anniversary of the longest battle of the Second World War, the Battle of the Atlantic. It also proved to be the war's most critical and dramatic battle of attrition. For five and a half years, German surface warships and submarines attempted to destroy Allied trans-Atlantic convoys, most of which were escorted by Royal Canadian destroyers and corvettes, as well as aircraft of the Royal Canadian Air Force. Throwing deadly U-boat "wolf packs" in the paths of the convoys, the German Kriegsmarine almost succeeded in cutting off this vital lifeline to a beleaguered Great Britain.

In 1939, the Royal Canadian Navy went to war with exactly thirteen warships...