For years, Ahmet Davutoglu worked to foster friendly ties across the Middle East. Experts say that quickly changed in the aftermath of the Arab Spring uprisings in 2010.
Under President Erdogan, Turkey has taken a more active role in the Middle East and raised alarms it may no longer be a reliable Western ally.
Gill Rosenberg, a foreigner fighting with Kurdish forces in Syria, was allegedly captured by the Islamic State. Various Kurdish sources report Ms. Rosenberg is safe, but military officials have not provided evidence of life.