ww1 By chris bosh neck Period: Jan 1, 1914 to Dec 31, 1918 WWI Jun 28, 1914 Francis Ferdinand assassinated Jul 28, 1914 Austria declared war on Serbia Aug 1, 1914 Germany declared war on Russia Oct 29, 1914 Turkey entered the war on Germany’s side. Trench warfare started to dominate the Western Front. Apr 24, 1915 Allied troops landed in Gallipoli May 7, 1915 The “Lusitania” was sunk by a German U-boat Aug 5, 1915 The Germans captured Warsaw from the Russians Dec 19, 1915 The Allies started the evacuation of Gallipoli Jan 27, 1916 Conscription introduced in Britain Feb 15, 1916 Lloyd George becomes British Prime Minister Apr 29, 1916 British forces surrendered to Turkish forces at Kut in Mesopotamia Jul 1, 1916 Start of the Battle of the Somme Apr 6, 1917 USA declared war on Germany Nov 6, 1917 Britain launched a major offensive on the Western Front Dec 5, 1917 Armistice between Germany and Russia signed Mar 3, 1918 The Treaty of Brest-Litovsk was signed between Russia and Germany Oct 4, 1918 Germany asked the Allies for an armistice Nov 11, 1918 Germany signed an armistice with the Allies – the official date of the end of World War One.