World War I By sara.gomeztic Jun 28, 1914 assassination of Franz Ferdinand Period: Jun 28, 1914 to Nov 11, 1918 World War I Jul 28, 1914 Austria- Hungary declares war on serbia Aug 4, 1914 Germany invades Belgium Aug 17, 1914 Battle of Tannenburg Sep 3, 1914 Battle of Rava Russka Sep 5, 1914 First battle of the Marne Jan 19, 1915 First Zeppelin Raid on Britain Feb 15, 1915 Submarine warfare May 7, 1915 Sinking of the Lusitania May 23, 1915 Italy Declares War on Germany and Austria Jul 9, 1915 South West Africa Feb 21, 1916 Battle of Verdun Apr 6, 1916 US declares war May 31, 1916 Battle of Jutland Jul 1, 1916 Battle of Somme Feb 14, 1917 The February Revolution Oct 25, 1917 Red October Mar 3, 1918 USSR withdraws from the war Mar 21, 1918 German spring offensive of 1918 Nov 11, 1918 world war 1 ends
