This episode of History Date Night covers September 16–19, 1939: France's failed Saar Offensive, the sinking of HMS Courageous, the Soviet invasion of Poland, and the joint partition of the country by Germany and the USSR. Key stories include the daring escape of the Polish submarine Orzel, the flight of Poland's Enigma codebreakers, Lord Haw-Haw's first broadcast, and Hitler's ominous speech in Danzig. Poland is divided, but resistance and hope endure.