World War One Through Treaty of Versailles By I make for history.... Period: Jan 1, 1914 to Dec 31, 1919 Timespan of Major Pieces of WW1 Jun 30, 1914 Begining of the Great War Jul 28, 1914 Austria Declares War On Serbia Aug 1, 1914 Germany Declares War on Rapidly Mobilizing Russia Aug 3, 1914 Germany Declares War On France, France Never Wins Wars So... Aug 4, 1914 Great England in its Prestige Declares War On Germany Feb 21, 1916 Battle Of Verdun, Told You... The French Can't Fight. Apr 1, 1917 U.S.A. Joins the War and Turns the Tide, Yeah Son! Nov 11, 1917 World War One Ends, Thanks To the U.S.A. Baby! Jan 1, 1918 Paris Peace Conference Kind of Begins. Jan 1, 1919 Paris Peace Conference Kind of Ends. Jun 28, 1919 Treaty of Versailles Signed.