WWI By marshalljenkins2006 Jun 28, 1914 Archduck Ferdinand Assassination Jul 28, 1914 Austria-Hungary Declars War on Sarbia Aug 1, 1914 Germany Declares War on Russia Aug 3, 1914 Germany Invades Begium Nov 2, 1914 Russia Declares War on Austria-Hungary May 7, 1915 Sinking of Lusitania Feb 21, 1916 Battle of Verdun Jul 1, 1916 First Battle of Somme Nov 7, 1916 President Wilson Re-elected Jan 1, 1917 Zimmerman Note Feb 23, 1917 Commuist Revolution Apr 6, 1917 Allies Formed Apr 6, 1917 U.S. Declares War on Central Powers Apr 6, 1917 U.S. Declares War on Germany May 18, 1917 Selective Service Act Jun 15, 1917 Espionage and Sedition Acts Jul 1, 1917 War Industries Board Formed Sep 23, 1917 Austria-Hungray's Surrender Nov 18, 1917 Two Parallel Trenchs Formed Jan 8, 1918 Wilson's Fourteen Point Speech Mar 1, 1918 Second Battle of Marne Jun 15, 1918 Marne Rivers Slows Advandments Sep 26, 1918 Battle of Argonne Jun 28, 1919 Treaty of Versailles Jun 29, 1919 Germany Signs Treaty Jun 28, 1924 Central Powers Formed