“Given the start of the operation, we consider it important that all parties exercise restraint, carefully weigh their practical steps, mainly so as not to damage the measures taken to political regulation, to advance the political process," RIA Novosti quoted Ushakov as saying.

He emphasized that the meeting of the constitutional committee should not be frustrated by any “sloppy” actions.

The presidential aide noted that civilians should not suffer during a military operation in Syria, stability measures must be taken into account taking into account the interests of all ethnic and religious groups.

Ushakov added that Russia is sympathetic to Ankara’s concern regarding the protection of national security, but “there are key international legal norms that underlie joint efforts to fight terrorism and restore peace in Syria.”

“First of all, it is a commitment to the unity and territorial integrity of Syria, respect for its sovereignty,” said Ushakov.

Earlier, US President Donald Trump said that he is “closely following” the development of the situation in the north of Syria, despite the fact that there are no US military in the offensive area.

October 9, Ankara announced the start of the ground part of the military operation "Source of Peace" in northeast Syria.

Later, Turkish President Recep Tayyip Erdogan said that the Turkish army since the beginning of the operation eliminated "109 terrorists."

It was reported that as a result of the military operation on Wednesday, October 9, dozens of civilians were killed and hundreds were injured.

Read more about the operation in the material RT.