Turkey’s ability to explain itself to the world has rarely been more difficult — and it’s never been more important. Since 2015, when Turkey’s peace process with Abdullah Öcalan, the leader of the outlawed Kurdistan Workers’ Party (Partiya Karkerên Kurdistanê — PKK) collapsed, the country has felt increasingly under threat. From the perspective of Ankara, the groups that pose the greatest danger to Turkish security are the PKK, its Syrian affiliate the Democratic Union Party (Partiya...