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
Road to the North Pole their travel the Statue of Liberty can be seen. Unfortunately, they are not able to deliver the presents, and the next morning the residents of Quahog are upset because they have no presents, but Mort says he got eight mediocre gifts. "Road to the North Pole" was broadcast on December 12, 2010, as a part of an animated television night on Fox, and was preceded by "The Simpsons", and followed by "Family Guy" creator and executive producer Seth MacFarlane's second show, "American Dad!". It was watched by 8.03 million viewers, according to Nielsen ratings, despite airing simultaneously with the "Desperate