Main Event of WW1 By Rockace Jun 28, 1914 Franz Ferdinand Killed Jul 31, 1914 Russia Mobilises Troops Aug 1, 1914 Russia V Germany Aug 2, 1914 Eastern Front Formed Aug 4, 1914 Britain V Germany Aug 4, 1914 The Western Front is Formed Period: Apr 25, 1915 to Jan 9, 1916 Gallipoli Campaign Period: Jul 1, 1916 to Nov 18, 1916 The Battle of Somme Apr 6, 1917 Entrance of the United States Period: Apr 10, 1917 to Nov 28, 1917 Withdrawl of Russia Mar 3, 1918 Eastern Front Collapse Period: Mar 21, 1918 to Jul 18, 1918 Western Front Push Nov 11, 1918 End of War Jun 28, 1919 Treaty of Versilles