This episode covers October 6-12, 1939, when Hitler offers a cynical peace while secretly planning to invade France. China wins the Battle of Changsha, marking Japan's first major setback. Nazi policies escalate toward the Holocaust, and Einstein's letter to Roosevelt sparks the path to the atomic bomb. Strategic decisions about Norway and Finland emerge, the Graf Spee hunts in the Atlantic, and Allied air training ramps up as world events reverberate across continents.