worldwar 1 By Ryan.brownsberger Jul 14, 1914 WW I began Began on 28 July 1914 Aug 1, 1914 Rusia joined the war (1914–17) Mar 14, 1916 Portugal joined the war in 1916 Portugal (1916–18) Apr 6, 1917 U.S joined the War April 6, 1917 Sep 29, 1918 Armistis day 29 September 1918 Ended fighting in the war Nov 11, 1918 WW I ended 11 November 1918
