Nuclear submarine nuclear-powered submarine was first proposed in the United States Navy by the Naval Research Laboratory's Ross Gunn in 1939. Construction of the world's first nuclear powered submarine was made possible by the successful development of a nuclear propulsion plant by a group of scientists and engineers at the Naval Reactors Branch of the Bureau of Ships and the Atomic Energy Commission. In July 1951 the U.S. Congress authorized construction of the first nuclear-powered submarine, "Nautilus", under the leadership of Captain Hyman G. Rickover, USN (sharing names with Captain Nemo's fictional submarine in Jules Verne's "Twenty Thousand Leagues Under the Sea",
Jules Verne translators often working in great haste to rush his most lucrative titles into English-language print. Unlike Hetzel, who targeted all ages with his publishing strategies for the "Voyages extraordinaires", the British and American publishers of Verne chose to market his books almost exclusively to young audiences; this business move, with its implication that Verne could be treated purely as a children's author, had a long-lasting effect on Verne's reputation in English-speaking countries. These early English-language translations have been widely criticized for their extensive textual omissions, errors, and alterations, and are not considered adequate representations of Verne's actual novels. The British