World War I By Rickey.E Jun 28, 1914 Assassination of Archduke Ferdinand Assassination of Archduke Ferdinand Jul 28, 1914 Austria-Hungary declares war on Serbia Austria-Hungary declares war on Serbia Period: Sep 6, 1914 to Sep 12, 1914 First Battle of the Marne First Battle of the Marne Nov 5, 1914 France Declares War On the Ottoman Empire France Declares War On the Ottoman Empire Period: Apr 9, 1917 to May 16, 1917 Battle of Arras Battle of Arras Oct 26, 1917 Bulgaria Declared War On Serbia Bulgaria Declared War on Serbia Period: Nov 20, 1917 to Dec 5, 1917 Battle of Cambrai Battle of Cambrai
