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 he was honoured with a special award by the Venice Film Festival. In 1972, the Academy of Motion Picture Arts and Sciences offered Chaplin an Honorary Award, which Robinson sees as a sign that America "wanted to make amends". Chaplin was initially hesitant about accepting but decided to return to the US for the first time in 20 years. The visit attracted a large amount of press coverage and, at the Academy Awards gala, he was given a twelve-minute standing ovation, the longest in the Academy's history. Visibly emotional, Chaplin accepted his award for "the incalculable effect he has had