The materials of the collection "Nuclear Energy and Fleet" cover, according to data published in the Soviet and foreign press, the issues of the use of atomic and hydrogen weapons in hostilities at sea. This collection tells about the damaging factors of the atomic explosion, about the tremendous destructive power that these weapons of mass destruction bring with them. A number of articles are devoted to the anti-nuclear protection of ships, coastal facilities, the introduction of nuclear energy in the fleet. The collection also includes articles about the prospects for the use of nuclear energy in the fleet, about the construction of the world's first nuclear icebreaker "Lenin", which will play an important role in the further development of the Arctic. The collection includes corrected and supplemented articles published in the newspaper "Soviet Fleet" in 1955 - 1958.