“What we have said, since the beginning, is that having Jarabulus or any other city held by IS is unacceptable,” he said. Turkey will want to show with the operation that it is serious about taking on IS, which has been blamed for a string of attacks inside the country, the latest a weekend attack on a Kurdish wedding in Gaziantep that left 54 dead. Ankara was long accused of turning a blind eye to the rise of IS in Syria and even aiding its movements to-and-fro across the border, claims the government had always vehemently denied.