World war 1 Brandon Hall By MrHostetter Jun 28, 1914 Franz Ferdinand is killed Jul 28, 1914 Austria-Hungary Goes To War With Serbia Aug 1, 1914 Germany Declares War on Russia Aug 4, 1914 Austria-Hungary Declares war on Russia Aug 26, 1914 The Battle Of Tannenberg Begins Dec 24, 1914 The unofficial Christmas truce is declared Apr 22, 1915 the Germans first used poison gas. Oct 1, 1915 massive bombing with zeplins Mar 15, 1917 Nicholas II is abdicated Jan 8, 1918 Woodrow Wilson Declares 14 points of peace Mar 21, 1918 germany launches the spring offensive Apr 21, 1918 Red Baron is shot down Nov 9, 1918 German Kaiser Flees Germany Jun 28, 1919 The Treaty of Versailles