The Great Dictator the West was lost. Chaplin, on the other hand, laughed uproariously at the film. He used it to inspire many elements of "The Great Dictator", and by repeatedly viewing this film, Chaplin could closely mimic Hitler's mannerisms. Trimborn suggests that Chaplin decided to proceed with making "The Great Dictator" after viewing Riefenstahl's film. Hynkel's rally speech near the beginning of the film, delivered in German-sounding gibberish, is a caricature of Hitler's oratory style, which Chaplin also studied carefully in newsreels. The film was directed by Chaplin (with his half-brother Wheeler Dryden as assistant director), and written and produced by Chaplin.
Roman dictator expected to resign, and when the dictator laid down his "imperium", so would the magister equitum. In theory, the magister equitum was commander of the cavalry, but he was not limited to that role. The dictator and magister equitum did not always take the field together; in some instances the magister equitum was assigned the defense of the city while the dictator took an army into the field, while on other occasions the dictator remained at Rome to see to some important duty, and entrusted the magister equitum with an army in the field. The magister equitum was necessarily subordinate