Cause of WWI By marbear4321 Jul 19, 1870 Napoleon III declared war on Prussia Apr 26, 1873 Three Emporers League was created Included Germany, Austria-Hungary, and Russia Apr 26, 1879 Bismarck's new Dual Alliance with Austia-Hungary Apr 26, 1881 Signing of the Triple Alliance Apr 26, 1883 Austria-Hungary signed an alliance with Romania Apr 27, 1892 Agreement was made by Franco-Russian Military Apr 27, 1907 Russian formed the Triple Entente Apr 27, 1912 Britain and France made a military agreement Jun 28, 1914 The Assassination of Archduke Franz Ferdinand Jul 28, 1914 Austria-Hungary declared war on Serbia Aug 1, 1914 Germany declared war on Russia German teamedup with Russia
