WWII By battenw1 Dec 10, 1925 Mussolini becomes dictator of Italy Dec 10, 1929 Stalin comes to power in Russia Dec 10, 1930 Maginot line construction Sep 19, 1931 Japan invades China Jan 30, 1933 Hitler elected Chancellor of Germany Elected by common vote. Jul 18, 1936 Spanish Civil war Aug 23, 1939 Molotov-Ribentrop pact Sep 1, 1939 Hitler invades Poland The Molotov-Ribentrop Pact is broken. Sep 27, 1940 Triparite Pact Germany, Japan, and Italy become the Axis powers. Dec 7, 1941 Pearl Harbor attacked