Why We Fight is a series of seven propaganda films commissioned by the United States government during World War II to justify to U.S. soldiers their country's involvement in the war. Later on, they were also shown to the U.S. public to persuade them to support U.S. involvement in the war. Most of the films were directed by Frank Capra, who was daunted yet impressed and challenged by Leni Riefenstahl's propaganda film Triumph of the Will and worked in direct response to it. The series faced a tou...