At the beginning of 1937, the British monarchy was in a state of turmoil. The previous king had abdicated the throne, leaving his brother to become George VI. Meanwhile, the now-Duke of Windsor took an increased interest in Adolf Hitler. As double agents and Nazi spies thronged the corridors of Buckingham Palace, the only man the king could trust was his prime minister, Winston Churchill. The Windsors at War tells the story of World War II in Britain and America with a fresh focus. How did this dysfunctional family manage to unite to help win the greatest conflict of their lifetimes?