 Complete the following phrase:  The 5th Battalion, Kings Own Yorkshire Light Infantry 5th Bn KOYLI, was a unit of Britains Territorial Force formed in 1908 from Volunteer units originally raised in the West Riding of Yorkshire in 1860. It served in some of the bitterest fighting on the Western Front during World War I, leading the attack at the tank battle of Cambrai and defending Bucquoy in March 1918. In the late 1930s, the battalion was converted to air defence in which role it served during World War II in the Battle of France and the Dunkirk evacuation, in North Africa including the 