Key Events Leading To World War I By 14leejh1 Period: Jan 1, 1870 to Dec 31, 1914 The Leads to World War I May 10, 1871 The Franco Prussia war ends in victory for Germany Sep 18, 1882 Germany, Austria Hungary and Italy sign the Triple Alliance Jun 15, 1888 Wilhelm II becomes Kaiser Apr 8, 1904 France and Britain sign the Entente Cordiale Jan 18, 1905 Germany bgins a naval race Mar 18, 1905 The First Moroccan Crisis (Tangier Crisis) Sep 5, 1905 Russia is defeated by Japan Feb 10, 1906 The First Dreadnought is built Aug 31, 1907 Great Britain and Russia form an alliance (Anglo-Russian Entente) Sep 18, 1908 Austria Hungary takes control of Bosnia Jul 1, 1911 Agadir Crisis (Second Moroccan crisis) Jun 28, 1914 Archduke Franz Ferdinand is Assasinated