Admiral William Sims, who commanded American naval forces in European waters, explains how close Germany’s submarines came to winning the war in 1917 and how the Allies fought back. He tells of the adoption of the convoy, American destroyers in action, decoy ships that lured U-boats to destruction and subchasers manned by college boys.
A Pulitzer Prize-winning history of the war against the U-boats, told by the admiral in charge. Download the free EPUB.