Turkey and Russia will assume joint control of territory in Syria formerly held by Kurdish forces under an agreement Turkish President Recep Tayyip Erdoğan and Russian President Vladimir Putin Vladimir Vladimirovich PutinWatchdog confirms State Dept. canceled award for journalist who criticized Trump Former intelligence agency director Robert Cardillo speaks out against 'erratic' Trump Kremlin: Putin calls for reset between US and Russia on cyber relations before elections MORE reached Tuesday, according to The New York Times.

The agreement would reportedly force Kurdish forces to retreat another 20 miles from Syria’s northern border with Turkey.

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“The situation in the region is very tense — we understand that,” Putin said before the negotiations began, according to the Times.

“I would like to express the hope that the level of Russian-Turkish relations that has been attained recently will play a role in resolving all of the issues that the region has encountered and will help find answers to all questions, even very difficult ones, in the interests of Turkey, Russia, and all countries,” he added.

“With my dear friend Putin, we will discuss the current situation in northern Syria, primarily to the east of the Euphrates,” Erdoğan told reporters at the airport in Ankara shortly before departing for the meeting with Putin in Sochi, Russia.

Turkey launched an incursion into northern Syria shortly President Trump Donald John TrumpFederal prosecutor speaks out, says Barr 'has brought shame' on Justice Dept. Former Pence aide: White House staffers discussed Trump refusing to leave office Progressive group buys domain name of Trump's No. 1 Supreme Court pick MORE pulled U.S. troops from the area, sparking criticism from both the right and the left and accusations that he was betraying the Kurds, an ally in the fight against ISIS.

Last week, Vice President Pence announced a U.S.-brokered temporary cease-fire to allow Kurdish YPG fighters to withdraw from the border region, but as of Tuesday, Erdoğan claimed hundreds of fighters had yet to withdraw.

“If the promises given to us by America are not kept, we will continue our operation from where it left off, this time with a much bigger determination,” Erdoğan said Tuesday.

Putin has sought closer ties with Turkey, a NATO member, meeting with Erdoğan eight times this year thus far. In July, Turkey took delivery of a Russian antiaircraft missile system in defiance of the U.S.