This episode dives into the gripping events of September 18–24, 1939, as Poland fights desperately against dual invasions from Germany and the Soviet Union. From the relentless siege of Warsaw and the daring escape of the Polish submarine ORP Orzeł, to the tragic fall of cities like Lwów and Lublin, we uncover the human resilience and devastating losses of a nation under siege. Beyond Poland, we explore the shifting strategies in London, Washington’s neutrality debates, and the Soviet ultimatum to Estonia. This week captures the harrowing turning points and the global ripple effects of a war escalating beyond borders.