To avoid capture, the Germans attempted to sink the U-boat with time bombs throughout the submarine and opened a sea strainer that caused water to rush inside the hull. US Navy sailors who boarded ...

China has the world's largest with more than 370 ships and submarines, and the U.S. continues to monitor Chinese naval activities in the Western Pacific Ocean and deploys cruise-missile submarines ...

Over eight decades ago, the US Navy made the historic capture of a Nazi U-boat during World War II. A treasure trove of vital German intelligence, the submarine's capture was top-secret.