An official British account of two simultaneous convoy actions in May told how aircraft escort carriers, land-based airplanes, and surface vessels are cooperating to beat the U-boats.
Aircraft from the Royal Navy's escort carrier H.M.S. Biter, first of these American-made auxiliaries to be identified in the Atlantic action, began the battles by depth-charging and machine-gunning two submarines. Long-range Coastal Command planes then joined the escort, and one of them, a Liberator, disabled a submarine. A British destroyer and one of the new British "frigates" (somewhat similar to the U.S. Navy's new destroyer escorts) led naval aircraft to another submarine. Attacking...