WAR By Oakkling Jun 28, 1914 Assassination of Archduke Aug 1, 1914 Germany Declares War on Russia Aug 4, 1914 Britain Declares War on Germany Jan 19, 1915 First Zeppelin Raid on Britatin Jan 1, 1916 Britain Introduces Conscription Sep 15, 1916 Tanks in Action For The First Time on The Somme Feb 1, 1917 Germany Begins Campaign of Unrestricted submarine warfare Apr 1, 1918 Americans Troops Arrive in France Nov 11, 1918 WAR END Jun 28, 1919 Signing of Peace Treaty