World War 1 By ravenrbell Jun 28, 1914 Assassination of Archduke Ferdinand Assassination of Archduke Ferdinand Jul 28, 1914 Austria-Hungary declares war on Serbia Austria-Hungary declares war on Serbia Aug 1, 1914 Germany declares war on Russia Germany declares war on Russia Aug 25, 1914 Japan declares war on Austria-Hungary Japan declares war on Austria-Hungary Aug 26, 1914 Battle of Tannenberg Battle of Tannenberg May 7, 1915 Lusitania Sinks Lusitania Sinks Sep 18, 1915 Germany Limits Submarines Germany Limits Submarines May 31, 1916 Battle of Jutland Battle of Jutland Nov 1, 1916 Battle of the Somme Battle of the Somme Feb 25, 1917 Zimmerman Telegram Zimmerman Telegram Jun 28, 1919 Signing of The Treaty of Versailles Signing of The Treaty of Versailles
