Joseph Stalin was at the center of the life and death struggle between Nazi Germany and the Soviet Union in World War II. In this film, historian David Reynolds argues that Stalin was ultimately more critical for British survival than the Battle of Britain itself. Reynolds re-assesses Stalin's erratic response to Adolph Hitler and how the Allies formed an alliance with this brutal dictator.

Joseph Stalin was at the center of the life and death struggle between Nazi Germany and the Soviet Union in World War II. In this film, historian David Reynolds argues that Stalin was ultimately more critical for British survival than the Battle of Britain itself. Reynolds re-assesses Stalin's erratic response to Adolph Hitler and how the Allies formed an alliance with this brutal dictator.