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
Chaplin (film) for its high production values, but many critics dismissed it as an overly glossy biopic. One critic wrote that the screenplay "endeavors to cover too much ground. The life of Charlie Chaplin was so vast and varied that a film is far too restrictive a format to give it justice." "Chaplin" currently holds a 60% rating on Rotten Tomatoes based on 50 reviews. The website's critical consensus reads, ""Chaplin" boasts a terrific performance from Robert Downey, Jr. in the title role, but it isn't enough to overcome a formulaic biopic that pales in comparison to its subject's classic films." The