Turkey is on the front line of the war which is consuming Syria and the Middle East. Its role is complicated by the long-running conflict with the Kurds on their Syrian border - a war that has killed as many as 80,000 people over the last three decades. In 2011 Erdogan promised to make a deal with the Kurdistan military wing, but the talks marked a descent into assassinations, suicide bombings and the killing of civilians on both sides. The Kurdish peace process finally collapsed in 2014 with the spill-over of the Syrian Civil War. With ISIS moving through northern Iraq, Turkey has declared war on