Enemy submarines less active in the Western Atlantic Ocean according to the U.S. Joint Intelligence Committee. Daily summary dated 23 March 1942

An item reported that since shortly there had been a lull in the activities of enemy submarines in the Western Atlantic Ocean between south of the latitude of Key West, Florida, USA and north of the latitude of Cape Cod, Massachusetts, USA. Most activities were off the coast of the USA.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 103 dated 23 March 1942