Northern Fleet Project 42 and 50 ASW vessels). On 1 April 1961, the division was renamed the 2nd Anti-Submarine Warfare Division. On 1 July 1958, the Northern Fleet raised the Soviet Navy ensign over the first Soviet nuclear submarine, K-3 Leninsky Komsomol. Following the 1958 voyage of USS "Nautilus", the "Leninsky Komsomol" (named for Vladimir Lenin’s Komsomol) traveled under the Arctic ice and surfaced at the North Pole on 17 July 1962. Russian submarines have visited the North Pole region more than 300 times since then. Two nuclear submarines of the Northern Fleet made a journey under the Arctic ice cap and
North Pole-2 USSR. In particular, the station investigated the possibility of creation such a base on floating ice with the support of cargo planes. North Pole-2 North Pole-2 () was the Soviet manned drifting station. It was established on April 2, 1950 and drifted for about a year between the Bering Strait and the North Pole. It was closed on April 11, 1951, after the piece of ice it was based on broke into two. The commander of the station was Mikhail Somov, who was made the Hero of the Soviet Union for his role in the expedition. North Pole-2 became the