Neil Williams' WWI Comprehensive By Caleb Callahan. Jun 28, 1914 1 Jul 28, 1914 2 Apr 22, 1915 3 May 7, 1915 4 Feb 21, 1916 5 May 31, 1916 6 Apr 6, 1917 7 Jun 28, 1918 10 Aug 8, 1918 8 Nov 11, 1918 9 Jun 28, 1919 10