WWII Nazi Invasion related topics By gdanford Mar 7, 1936 Hitler Occupies Rhineland Mar 14, 1938 Hitler is welcomed to austria, Gives speech. Oct 10, 1938 Hitler claims the Sundatenland, The german speaking part of Czechoslovalkia Period: Mar 7, 1939 to May 10, 1940 WWII Starting Invasions Mar 15, 1939 German army moves through the rest of Czechoslovalkia. Aug 23, 1939 Hitler and Stalin sign a nonaggression treaty, including partitioning of poland in the event of war. Sep 1, 1939 German forces invade poland Sep 3, 1939 England and France, who have treaties with Poland, declare war on Germany Sep 7, 1939 Danzing, the main polish port city, and major focus of Hitlers plan, is captured. Sep 28, 1939 Warsaw, the capitol of poland, is captured. May 10, 1940 Chamberlan resigns as British prime minister