Twenty Thousand Leagues Under the Sea as an inhabitant of British Colonial India, "is an inhabitant of an oppressed country". Verne took the name "Nautilus" from one of the earliest successful submarines, built in 1800 by Robert Fulton, who later invented the first commercially successful steamboat. Fulton's submarine was named after the paper nautilus because it had a sail. Three years before writing his novel, Jules Verne also studied a model of the newly developed French Navy submarine "Plongeur" at the 1867 Exposition Universelle, which inspired him for his definition of the "Nautilus". The breathing apparatus used by "Nautilus" divers is depicted as an untethered version
Twenty Thousand Leagues Under the Sea version of the story released in 1916 and later in both the graphic novel and the movie "The League of Extraordinary Gentlemen". In Walt Disney's "20,000 Leagues Under the Sea" (1954), a live-action Technicolor film version of the novel, Captain Nemo is a European, bitter because his wife and son were tortured to death by those in power in the fictional prison camp of Rura Penthe, in an effort to get Nemo to reveal his scientific secrets. This is Nemo's motivation for sinking warships in the film. Also, Nemo's submarine is confined to a set circular section of the Pacific