world war 1 kbetts By MrHostetter Jun 28, 1914 Francis Ferdinand assassinated at Sarajevo Aug 1, 1914 Germany declared war on Russia Aug 4, 1914 Britain declared war on Germany Sep 6, 1914 Battle of the Marne started Jan 19, 1915 he first Zeppelin raid on Britain took place Apr 25, 1915 Allied troops landed in Gallipoli Sep 25, 1915 Start of the Battle of Loos Feb 21, 1916 Start of the Battle of Verdun Jun 4, 1916 Start of the Brusilov Offensive Feb 19, 1917 Start of the Third Battle at Ypres Apr 6, 1917 USA declared war on Germany Aug 9, 1918 (joshuahostetter@johnston.k12.nc.us