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merged with OB convoy in the southwest approaches OB Liverpool to the Atlantic Ocean 7 September 1939 21 July 1941 345 merged with OA convoy in the southwest approaches - ON and OS convoys replaced OB convoys ON Methil, Fife to Bergen: 1939 1940 PW Portsmouth to Wales: SD Iceland to River Clyde: military ferry service SG Southend-on-Sea to ...
This is a list of convoy codes used by the Allies during World War II There were over 300 convoy routes organized, in all areas of the world; each was designated by a two- or three letter code. List of Allied convoys during World War II by region provides additional information.
The Battle of the Atlantic, the longest continuous military campaign [11] [12] in World War II, ran from 1939 to the defeat of Nazi Germany in 1945, covering a major part of the naval history of World War II. At its core was the Allied naval blockade of Germany, announced the day after the declaration of war, and Germany's subsequent counter ...
Convoy HX 228 Was one of several convoys attacked during March 1943. Two U-boats were destroyed while sinking four merchant ships and the escort commander's destroyer. [14] Convoys HX 229/SC 122. Attacked in March 1943, this action converged with the operation around Convoy SC 122 and became the largest convoy battle of the Atlantic campaign. [15]
Convoy Battles of World War II occurred when convoys of warships protected cargo ships assembled for mutual defense and were attacked by submarines, surface ships and/or aircraft. Most were in the North Atlantic from 1939 to 1943 and involved attacks by U-boat wolfpacks .
Pages in category "North Atlantic convoys of World War II" The following 99 pages are in this category, out of 99 total. This list may not reflect recent changes. .
Many new anti-submarine tactics, detection systems, and weapons were developed during the War. Perhaps the greatest single factor for combating U-boats in the Atlantic, aside from the convoy system, was the use of Enigma decrypts that enabled rerouting convoys to safer routes and guiding warships and aircraft to U-boat locations for attack. [147]
Convoy routes in the Atlantic Ocean during 1941 Allied convoy near Iceland, 1942 Allied convoy in Bedford Basin, Nova Scotia on 1 April 1943. The British adopted a convoy system, initially voluntary and later compulsory for almost all merchant ships, the moment that World War II was declared.