World War I By astridhipo Jul 5, 1914 Kaiser William II promised German support for Austria against Serbia Jul 23, 1914 Austria´s ultimatum to Serbia The assasination of Francis Ferdinad caused a between Austria and Serbia, so Austria had an ultimatum to Serbia in July 23 1914. Jul 28, 1914 Austria declared war on Serbia Aug 1, 1914 Germany declared war on Russia Aug 3, 1914 Germany declared war on France and invaded Belgium. Germany had to implement the Schlieffen Plan. Aug 4, 1914 Britain declared war on Germany Aug 23, 1914 Germany invaded France. Jan 19, 1915 The first Zeppelin raid on Britain took place Feb 19, 1915 Britain bombarded Turkish forts in the Dardanelles May 23, 1915 Italy declared war on Germany and Austria Dec 19, 1915 The Allies started the evacuation of Gallipoli Apr 6, 1916 USA declared war on Germany Oct 30, 1918 turkey made peace Nov 11, 1918 end of the World War First
