ROOSEVELT—U-BOATS ARE “RATTLESNAKES OF THE ATLANTIC”
Washington, D.C. • September 11, 1941 Starting on September 1, 1941, 2 years into the Battle of the Atlantic, U.S. warships began escorting convoys of eastbound merchantmen from the North American coast. Convoys departed from Newfoundland, Canada, and ended in the mid-Atlantic at the Danish dependency of Iceland, the halfway point to ports in the British…

