History of submarines few years before the US, and paralleled subsequent US development in this area. In the 1950s, nuclear power partially replaced diesel-electric propulsion. The sailing of the first nuclear-powered submarine, the USN ""Nautilus"" in 1955 was soon followed by similar British, French and Russian boats. Equipment was also developed to extract oxygen from sea water. These two innovations, together with inertial navigation systems, gave submarines the ability to remain submerged for weeks or months, and enabled previously impossible voyages such as the crossing of the North Pole beneath the Arctic ice cap by the USS "Nautilus" in 1958. Most of the
Emperor of the North Pole title "Emperor of the North". The Region 2 version was available under general release in the UK from September 3, 2007, under the same title. Emperor of the North Pole Emperor of the North Pole is a 1973 American DeLuxe Color film directed by Robert Aldrich, starring Lee Marvin, Ernest Borgnine, and Keith Carradine. It was later re-released on home media (and is more widely known) under the shorter title Emperor of the North, ostensibly chosen by studio executives to avoid being confused as a heartwarming holiday story. This original title is an homage to the historic joke among Great