WWI By nerorf Jun 28, 1914 Archduke Franz Ferdinand assainated in Sarajevo Aug 10, 1914 Britian and France declare war US netruel. Sep 15, 1914 Germans stopped the 1st battle of the marue. Oct 31, 1914 1st battle of Ypres trench warfare Dec 25, 1914 Christmas truce Apr 15, 1915 2nd battle of Ypres poison gas May 7, 1915 Lusitanina sank Feb 21, 1916 Battle of Verdum Apr 1, 1916 Lafayette escadrille formed May 31, 1916 battle of Jutland Sep 15, 1916 tanks used 1 time at Somme Apr 6, 1917 U.S.decalres war on Germany Mar 3, 1918 Germany/Russia sign treaty Nov 11, 1918 Armistace Jun 28, 1919 peace treaty signed
