Prelude to War was the first film of Frank Capra's Why We Fight propaganda film series, commissioned by the Pentagon and George C. Marshall. It was made to convince American troops of the necessity of combating the Axis Powers during World War II. This film examines the differences between democratic and fascist states.

The second film of Frank Capra's Why We Fight propaganda film series. It introduces Germany as a nation whose aggressive ambitions began in 1863 with Otto von Bismarck and the Nazis as its latest incarnation.

The third film of Frank Capra's 'Why We Fight" propaganda film series, dealing with the Nazi conquest of Western Europe in 1940.

The fourth of Frank Capra's Why We Fight series of seven propaganda films, which made the case for fighting and winning the Second World War. It was released in 1943 and concentrated on the German bombardment of the United Kingdom in anticipation of Operation Sea Lion, the planned German invasion.

The fifth film of Frank Capra's Why We Fight propaganda film series, revealing the nature and process of the fight between the Soviet Union and Germany in the Second World War.

The sixth film of Frank Capra's Why We Fight propaganda film series illustrates Japan's occupation of China, including Madame Chiang Kai-Shek's stirring address before congress, the rape of Nanking, the great 2,000 mile migration, and Claire Chennault's Flying Tigers.

The seventh and final film of Frank Capra's Why We Fight World War II propaganda film series. This entry attempts to describe the factors leading up to America's entry into the Second World War.