Satire (1922), "Elmer Gantry" (1927; dedicated by Lewis to H. L. Menchen), and "It Can't Happen Here" (1935), and his books often explored and satirized contemporary American values. The film "The Great Dictator" (1940) by Charlie Chaplin is itself a parody of Adolf Hitler; Chaplin later declared that he would have not made the film if he had known about the concentration camps. In the United States 1950s, satire was introduced into American stand-up comedy most prominently by Lenny Bruce and Mort Sahl. As they challenged the taboos and conventional wisdom of the time, were ostracized by the mass media establishment
Charlie Chaplin who loses his job and begins marrying and murdering wealthy widows to support his family. Chaplin's inspiration for the project came from Orson Welles, who wanted him to star in a film about the French serial killer Henri Désiré Landru. Chaplin decided that the concept would "make a wonderful comedy", and paid Welles $5,000 for the idea. Chaplin again vocalised his political views in "Monsieur Verdoux", criticising capitalism and arguing that the world encourages mass killing through wars and weapons of mass destruction. Because of this, the film met with controversy when it was released in April 1947; Chaplin was