History of world war 1 By Armandos Group Jan 5, 1907 Two major defense alliances the allys ( France Britain and Russia) the triple alliance germany hungary austria and italy Jun 17, 1914 Franz Ferdinad Assasinated Aug 17, 1914 Tannenberg Germans stop rush in Advsance Sep 17, 1914 Allies stop german advance on Paris May 17, 1915 The lusitania sunk Jan 17, 1917 President Called attempt failed Apr 6, 1917 United States Senate Declares War At this point in time this U.S has declared war Dec 17, 1917 Famine stocked germany