Turkish President Recep Tayyip Erdogan waves at Justice and Development Party's parliamentary meeting in Ankara, Turkey, on Jan. 15, 2019. Recep Tayyip Erdogan said Tuesday that his country would establish a safe zone in northern Syria, following a phone call with U.S. President Donald Trump amid a row over Turkey's threat to attack the U.S.-backed Kurdish militia in Syria. (Xinhua/Mustafa Kaya)