Charlie Chaplin hone his craft as he moved to the Essanay, Mutual, and First National corporations. By 1918, he was one of the best-known figures in the world. In 1919, Chaplin co-founded the distribution company United Artists which gave him complete control over his films. His first feature-length film was "The Kid" (1921), followed by "A Woman of Paris" (1923), "The Gold Rush" (1925), and "The Circus" (1928). He refused to move to sound films in the 1930s, instead producing "City Lights" (1931) and "Modern Times" (1936) without dialogue. He became increasingly political, and his next film "The Great Dictator" (1940) satirized
Charlie Chaplin over the making of his pictures. "A Dog's Life", released April 1918, was the first film under the new contract. In it, Chaplin demonstrated his increasing concern with story construction and his treatment of the Tramp as "a sort of Pierrot". The film was described by Louis Delluc as "cinema's first total work of art". Chaplin then embarked on the Third Liberty Bond campaign, touring the United States for one month to raise money for the Allies of the First World War. He also produced a short propaganda film at his own expense, donated to the government for fund-raising, called