Turkey’s Rise in Syria Stokes Regional Rivalry with Iran

The fall of Bashar al-Assad's government at the hands of rebels, including Ankara-backed factions, has effectively made Turkey the dominant foreign actor in Syria at the expense of Iran and its ally Russia. Turkey and Iran have competed for years for influence in the South Caucasus, and this rivalry appears to have now extended to the Levant. "The Islamic republic has had significant misgivings about Turkish influence in Syria, be it economic, political, or military, long before the fall of Assad. But with the loss of Iran's sole state ally in…