World War II Timeline By shanel Nov 11, 1918 End of WW1 Jan 19, 1921 Hitler joins the Nazi party Jan 19, 1921 Fascist Party established under Mussolini in Italy Jan 19, 1922 Establishmentof the USSR Jan 19, 1922 Mussolini takes over in Italy Jan 19, 1924 Death of Vladimir Lenin; control of USSR to Joseph Stalin; deaths of 8-13 million Russuians Jan 19, 1928 US and 61 other countries sign Kellogg-Briad Pact Jan 19, 1931 Japense invasion of Manchuria Jan 19, 1933 Roosevelt takes office Jan 20, 1935 U.S begins passing Neutrality Acts Jan 20, 1935 Hitler begins military buildup Jan 20, 1936 Civil War begins in Spain under Francisco Franco Jan 20, 1936 German troops invade Rhineland Jun 20, 1936 Italian troops conquer Ethiopia Jul 20, 1937 Japan invades China Nov 5, 1937 Hitler announces secret plans for lebensraum Mar 12, 1938 Hitler takes Austria Sep 30, 1938 Munich Agreement; Sudetenland to Germany Jan 20, 1939 Hitler becomes Chancellor of Germany, establishing the Third Reich Jan 20, 1939 Franco is successful in Spain Jan 20, 1939 Totalitarian government established in USSR Jan 20, 1939 Russian army into Finland (Finns surrender in three months) Mar 15, 1939 Czechoslovakia falls to Hitler Aug 23, 1939 Non-aggression pact; Germany and Russia; divide Poland Sep 1, 1939 German invasion of Poland; blitzkrieg Apr 9, 1940 German invasion of Denmark and Norway