time line By santiagoramirez Jun 28, 1914 Francisco Fernando the Archduke of Austro-Hungria was assassinated Aug 1, 1914 Germany declared war to Serbia Sep 6, 1914 Frist fight on Marne. Began war of trenches between Germany and French Apr 26, 1915 Italy joined with Entente May 7, 1915 The English ship "Lusitania" sank Feb 21, 1916 Battle of Verdum between French and Germany Apr 6, 1917 E.U.A declared war to Germany Nov 7, 1917 Russian revolution Mar 3, 1918 Agreement of Brest-Litovsk. Russia accept conditions of Germany Nov 11, 1918 Armistice of Compiègne. Germany quit Jun 28, 1919 Agreement of Versalles.