The SDC is the political leadership of the U.S.-backed Syrian Democratic Forces, which signed a deal with the Damascus government on Monday to join Syria's new state institutions and hand over key border crossings, oil fields and an airport to government control.

Syria’s interim government signed a deal Monday with the Kurdish-led authority that controls the country’s northeast, including a cease-fire and the merging of the main US-backed force there into the Syrian army.

Syria's Kurds have agreed to integrate their de facto autonomous institutions into the new Syrian government. In return, they have been promised constitutional and language rights.

Turkish President Tayyip Erdogan welcomed an agreement between the Kurdish-led and U.S.-backed Syrian Democratic Forces and Syria's new government, saying all Syrians stood to gain from the deal. "The full implementation of the agreement reached yesterday in Syria will contribute to the country’s security and stability.