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 leaked to the press. Chaplin was reported to be in a state of nervous breakdown, as the story became headline news and groups formed across America calling for his films to be banned. Eager to end the case without further scandal, Chaplin's lawyers agreed to a cash settlement of $600,000the largest awarded by American courts at that time. His fan base was strong enough to survive the incident, and it was soon forgotten, but Chaplin was deeply affected by it. Before the divorce suit was filed, Chaplin had begun work on a new film, "The Circus". He built a story