WW1 By Zelosis Jun 28, 1914 Assassination of Archduke Franz Ferdinand Jul 28, 1914 Austria-Hungary declares war on Serbia Aug 1, 1914 World War Begins Aug 3, 1914 Germany invades Belgium Aug 7, 1914 German army occupies city of Liege, Belgium Aug 12, 1914 France and Great Britian declare war on Austria-Hungary Aug 23, 1914 Japan declares war on Germany Nov 1, 1914 German-British naval battle at Coronel, Chile Feb 4, 1915 Germany declares war zone around British Isles Apr 24, 1915 German army fires Chlorine gas in Ypres Apr 26, 1915 Italy secretly signs Pact of London with Britain, France & Russia May 7, 1915 RMS Lusitania sunk by German submarine off the southern coast of Ireland Jul 1, 1916 First World War Battle of the Somme began on this day Nov 21, 1916 Franz Jozef I, King of Austria/Hungary, dies Jan 9, 1917 Battle of Rafa occurs near the Egyptian border with Palestine Mar 3, 1917 1st major strike of the Russian "February Revolution" starts Apr 6, 1917 US declares war on Germany, enters World War I Jun 25, 1917 Eastern Front comprises the German-Russian, Austro-Russian and Austro-Romanian fronts. Aug 14, 1917 China declares war on Germany & Austria Nov 5, 1917 Gen Pershing & US troops see action on Western Front for 1st time Jan 8, 1918 Fourteen Points speech of President Woodrow Wilson Mar 4, 1918 First recorded case of Spanish flu at Funston Army Camp Nov 4, 1918 The Allied armistice with Austria-Hungary, signed 3 November, goes into effect Nov 11, 1918 First World War officially came to an end Jan 18, 1919 Peace conference opens in Paris Jun 28, 1919 Treaty of Versailles, ending WWI and establishing the League of Nations, is signed in France