Causes of World War I By Nathan Hill Jul 14, 1870 A doctored version of the telegram thinking that it is was from Kaiser to Bismarck called it the Ems Telegram Jun 28, 1914 Austrian-Hungarian Heir was assasinated Jul 28, 1914 Austiran-Hungarian declared war against Serbia Aug 3, 1914 Austria-Hungary had to follow a German declaration Aug 6, 1914 Austrian-Hungarian declared war against Russia Aug 23, 1914 Japan and Britain declared war on Germany Apr 6, 1917 The U.S. was forced to enter the war
