First-hand account of SS Tuscania sinking by U-boat in 1918: 'So this is death' Updated: Jul. 05, 2016, 5:02 p.m. ... More than two hours elapsed before the last life boat was lowered.

Claudius commanded Patrol Coastal 566 when it engaged the U-boat on June 30, 1942. The German vessels were hunting merchant ships along the Atlantic Coast and in the Gulf of Mexico.

Dead Wake: The Last Crossing of the Lusitania. ... By the end of World War I, 344 U-boats had been commissioned, sinking more than 5,000 ships and resulting in the loss of 15,000 lives.

Credit for sinking U-boat 166 was instead given to a Coast Guard patrol plane in an attack two days later and 140 miles to the west. Yet no U-boat was ever found after the Coast Guard attack.