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 exhibition to his life and career in 1988. The London Film Museum hosted an exhibition called "Charlie Chaplin – The Great Londoner", from 2010 until 2013. In London, a statue of Chaplin as the Tramp, sculpted by John Doubleday and unveiled in 1981, is located in Leicester Square. The city also includes a road named after him in central London, "Charlie Chaplin Walk", which is the location of the BFI IMAX. There are nine blue plaques memorialising Chaplin in London, Hampshire, and Yorkshire. The Swiss town of Vevey named a park in his honour in 1980 and erected a statue