German-Soviet Invasion of Poland 1939 (WW2 Documentary)

Germany and the Soviet Union both regarded the Polish state as a creation of the post-WW1 system, and both had claims on Polish territory. In the summer of 1939, Adolf Hitler decided to invade Poland in a fait acompli against the Allies. In a secret agreement between Germany and the Soviet Union they agreed on dividing up the Polish state and Eastern Europe.