Europe By Danisha Saulsberry Jun 28, 1914 Start of World War 1 Jun 28, 1914 Assassination of Archduke Franz Ferdinand Mar 8, 1917 Russian Revolution Nov 11, 1917 End of World War 1 Jun 28, 1919 Treaty of Versailles Oct 29, 1929 worldwide depression Jan 30, 1933 start of the holocaust Aug 19, 1934 Election of Hitler Sep 1, 1939 hitler invaded poland Sep 1, 1939 start of world war 2 Jun 22, 1941 soviet union entered world war 2 Dec 7, 1941 pearl harbor attack May 8, 1945 End of holocaust Sep 2, 1945 end of world war 2 Dec 26, 1947 start of the cold war Apr 4, 1949 NATO was formed Dec 26, 1991 End of Cold War Dec 4, 2015 start of the Cold War