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 George Sand and Théophile Gautier among his earliest admirers. Several notable contemporary figures, from the geographer Vivien de Saint-Martin to the critic Jules Claretie, spoke highly of Verne and his works in critical and biographical notes. However, Verne's growing popularity among readers and playgoers (due especially to the highly successful stage version of "Around the World in Eighty Days") led to a gradual change in his literary reputation. As the novels and stage productions continued to sell, many contemporary critics felt that Verne's status as a commercially popular author meant he could only be seen as a mere genre-based storyteller,