WW1 Timeline By AngeGeorg Jun 28, 1914 Franz Ferdinand, heir to the Austrian throne assassinated Aug 4, 1914 British Empire and Dominions declared war on the German Empire and the central powers Oct 28, 1914 Ottoman Empire enters the war Apr 25, 1915 Invasion of the Gallipoli Peninsula Aug 6, 1915 Battle of Lone Pine Jan 9, 1916 Evacuation of Gallipoli
