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
Facing the Flag extent, this novel also inspired the climactic scene, at Vulcania, in the 1954 Walt Disney film "20,000 Leagues Under The Sea" (adapted from Verne's better known novel of the same name).. In 2012 French comics artist Goux adapted the novel into a comic book, "Le Fulgurateur Roch". Facing the Flag Facing the Flag or For the Flag () is an 1896 patriotic novel by Jules Verne. The book is part of the Voyages Extraordinaires ("Extraordinary Voyages") series. Like "The Begum's Millions", which Verne published in 1879, it has the theme of France and the entire world threatened by a super-weapon