Submarines 

Neger was a German torpedo-carrying craft generally described as a human torpedo which could not submerge, but was difficult to see during night operations. The vessel was used by the Kriegsmarine between 1943 and 1945. The name was taken from ...

The Marder was a German miniature submarine developed from the Neger. The craft was 8.3 metres long and unlike the Neger included a flooding tank in the nose allowing it to dive. Another improvement was the dome through which the pilot viewed t...

The K class were the largest submarines built for the Soviet Navy in the World War II era.
The design was approved in 1936 as a long range "cruiser submarine" with a heavy torpedo and gun armament. The boats could operate as &...

K-141 Kursk was an Oscar-II class nuclear-powered cruise missile submarine of the Russian Navy, lost with all hands when it sank in the Barents Sea on August 12, 2000. Kursk, which translated, means the nuclear powered submarine "Kursk&quo...