The Typhoon-class submarine is a ballistic missile-carrying, nuclear-powered submarine (SSBN) deployed by the Soviet Navy in the 1980s. With a displacement of up to 48,000 tons, the Typhoon is the largest submarine class in the world ever built.
USS Drum - Launched on May 12, 1941, this was the first of the Gato class submarines completed before World War II. It represents what was the standard design for American fleet submarines at the beginning of that war. The USS Drum sank fifteen Japanese ships and earned twelve battle stars