First Modern Submarine

The first modern submarine was the German U-boat Type XXI, which was developed between 1943 and 1944. It featured new radical innovations, making it also the first attack submarine. First, it could maneuver and assail enemy ships out of the blue from an entirely submerged position thanks to its high-sustained...

Soviet Submarines

The number of Soviet submarines in service had never dropped below the 200 underwater vessels since the 1930s until the collapse of the Soviet Union in 1991. The Soviet Navy also laid claim to being among the first of the world´s navies to explore the full potentialities of the ´submarine torpedo boat´....

USS Lexington (CV-2)

USS Lexington (CV-2) was the second aircraft carrier in service with the US Navy, being preceded by USS Langley (CV-1). She had originally been designed as a battlecruiser in 1916 and converted into a carrier, along with her sister ship USS Saratoga (CV-3), in 1922. Despite being a conversion, she could...

Alfa-Class Submarine

The Alfa-class submarine (Project 705 Lira) was one of a series of 7 nuclear attack submarines in service with the Soviet Navy during the Cold War. With a streamlined hull entirely made of titanium, she was the fastest boat in the world, with a test depth of +400 m (1,300 feet). She was also characterized...

USS Grouper (SS-214)

USS Grouper (SS-214) was an American submarine used by the US Navy in the Pacific Theater of Operation of World War II. She belonged to the Gato class, which was composed of 77 attack submarines. Having an extensive and long career, she survived the war and, in 1950, she would be upgraded and converted...

IJN Mikasa

IJN Mikasa was a pre-dreadnought battleship, which was in service with the Imperial Japanese Navy between 1902 and 1923. It got a firm place in naval history as Vice-Admiral Togo's flagship. From the bridge of Mikasa, he commanded a combined fleet at the Battle of Tsushima on May 27, 1905, when he thoroughly...

USS Tennessee (BB-43)

USS Tennessee (BB-43) was an American battleship, which was in service with the US Navy between 1920 and 1947. She was severely damaged on December 7, 1941, by Japanese dive-bombers when she was moored at Pearl Harbor naval base. However, she would be repaired and upgraded, taking part in the Island-Hopping...