The personalities and spectres of Adolf Hitler and Joseph Stalin loom large in the events of the twentieth Century. They were similar in some respects and yet very different in others.

An examination of the mental battles waged between 20th-century leaders Winston Churchill and Franklin D Roosevelt during the first two years of their relationship.

Churchill v Stalin examines the duel between the British and Russian leaders over what kind of Europe would emerge at the end of the war; a duel during which Roosevelt secretly intervened behind Churchill's back to decide the outcome.