Question: when did the battle of atlantic start and end
Answer: Battle of the Atlantic Part of World War II Officers on the bridge of an escorting British destroyer stand watch for enemy submarines , October 1941 Date September 3 , 1939 -- May 8 , 1945 ( 5 years , 8 months and 5 days ) Location Atlantic Ocean , Río de la Plata , North Sea , Irish Sea , Labrador Sea , Gulf of St.