Interwar period By joanescamilla_ Period: 1912 to 1918 FIRST STAGE Nov 11, 1918 World War I ends Jun 28, 1919 Treaty of Vearsilles: war reparations imposed on Germany Jan 10, 1920 The League of Nations comes into force Oct 28, 1922 March on Rome: Mussolini rises to power in Italy Nov 30, 1922 The Soviet Union is established (USSR). Period: 1924 to 1933 SECOND STAGE Jan 21, 1924 Lenin dies and Stalinassumes leadership of USSR Sep 8, 1926 Germany joins the League of Nations Oct 1, 1928 Stalin's first Five-Year Plan in the USSR industrialization and collectivization of agriculture Oct 24, 1929 Wall street crash of 1929: the Great depression begins Sep 18, 1931 Japan invades Manchuria Period: 1933 to 1939 THIRD STAGE Jan 30, 1933 Hitler is appointed chancellor of Germany Mar 4, 1933 Roosevelt rolls out the new deal in response to the U.S economic crisis Sep 14, 1933 Germany withdraws from the League of Nations Sep 15, 1935 Nuremberg race laws in Germany Jul 17, 1936 the spanish civil war begins Dec 11, 1937 Italy withdrawa from the League of Nations Mar 9, 1938 Anschluss: Germany annexes Austria Sep 1, 1938 Germany invades Poland: world war ll beginds Mar 15, 1939 Germany occupies Czechoslovakia Apr 2, 1939 The spanish civil war ends: Franco's dictatorship begins