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 Pickford, and D. W. Griffith to form a new distribution company – United Artists, established in January 1919. The arrangement was revolutionary in the film industry, as it enabled the four partners – all creative artists – to personally fund their pictures and have complete control. Chaplin was eager to start with the new company and offered to buy out his contract with First National. They refused and insisted that he complete the final six films owed. Before the creation of United Artists, Chaplin married for the first time. The 16-year-old actress Mildred Harris had revealed that she was pregnant