WWI Timeline By jamdal73 Period: Jan 1, 1914 to Nov 11, 1918 World War Jun 28, 1914 Archduke Franz Ferdinand Assassinated Jul 23, 1914 Austria Gives Serbia the Ultimatum Jul 28, 1914 Austria-Hungary declares war on Serbia Aug 1, 1914 Germany Declares War on Russia Aug 3, 1914 Germany Delcares War on France Aug 30, 1914 Battle of Tannenberg Oct 19, 1914 Battle of Ypres Feb 19, 1915 Second Battle of Ypres May 7, 1915 British Ship Lusitania is Sunk by U-boat Feb 21, 1916 Battle of Verdun May 31, 1916 Battle of Jutland Jul 1, 1916 Battle of Somme Nov 9, 1917 Bolsheviks Overthrow Russian gov't Apr 16, 1918 America Joins the War Nov 11, 1918 The War Ends
