The United States and Russia could embark on an unrestrained nuclear arms race for the first time since the Cold War, unless they reach an eleventh-hour deal before their last remaining arms control ...

During the initial stages of the war, there was some talk among Kriegsmarine admirals to send a flotilla of U-boats to the ...

Operational records from the Pacific War reveal one submarine that stood above all others in reputation and results. Its aggressive patrols, repeated sinkings, and ability to evade counterattacks made ...