European Events in World War I By mcarroll18 Period: Jun 1, 1914 to Jul 1, 1917 European Events WWI Jun 19, 1914 Assasination Jul 19, 1914 Austia-Hungary Jul 20, 1914 Serbia Aug 1, 1914 Great Britain Aug 2, 1914 Belgium Aug 3, 1914 France Aug 4, 1914 Russia Aug 8, 1914 Germany Oct 3, 1914 Ottoman Empire May 7, 1915 Italy Oct 5, 1915 Bulgaria Mar 17, 1916 Portugal Apr 18, 1916 Romania Jul 18, 1917 Greece