What was the duration of the war that was in progress when the USS McAnn first served in the Atlantic Ocean?
USS McAnn USS "McAnn" (DE-179) was a "Cannon"-class destroyer escort built for the United States Navy during World War II. She served in the Atlantic Ocean and provided escort service against submarine and air attack for Navy vessels and convoys.
North Atlantic air ferry route in World War II The North Atlantic air ferry route was a series of Air Routes over the North Atlantic Ocean on which aircraft were ferried from the United States and Canada to Great Britain during World War II to support combat operations in the European Theater of Operations (ETO).