U.S. military officials have told NBC and the Military Times that US mechanized forces have been deployed to improve the performance of U.S. military forces in the Kurdish-controlled region of ​​northeastern Syria. This is the second time that US military mechanized units have been sent to Syria.

US military officials have told NBC that a small number of US mechanized troops - estimated at 100 forces- have returned to Syria. Pentagon officials have said the deployment of new US troops to northern Syria is linked to a recent clash between Russian and US forces in the Kurdish-controlled region of ​​Syria.

A Pentagon official said: These attempts and the strengthening of forces in northern Syria are sending a clear message to Russia to refrain from provocative and unprofessional actions in northern Syria.

Gen. Kenneth Mackenzie, the commander-in-chief of the US Central Command, told NBC News that US forces will continue security patrols with Syrian Kurdish and Arab Democratic Forces in northeastern Syria, but that Syrian Kurdish-Arab forces will be directly involved in the clashes. Participate in military operations.

Bill Arban, a spokesman for US Central Command, told the Military Times that the United States has sent mechanized troops with Sentinel radars to northeastern Syria, and that the number of US fighter jets has increased to protect US forces in the area.

He also described the purpose of sending new troops and military equipment to northeastern Syria as to prevent countries such as Russia from interfering militarily in the interaction between US forces and the Syrian Democratic Forces.

U.S. officials say a mechanized team called Bradley has been sent to the northeast of the war-torn country, along with a number of other US troops, to prevent further clashes between US and Russian forces and to secure coalition forces fighting ISIS in the Syrian Kurdish-controlled region.

Before the return of US mechanized teams to northern Syria, about 500 troops had been stationed, mostly in oil-rich areas of northeastern Syria, according to US officials.

Donald Trump has stated that the purpose of the US presence in northern Syria is to protect the country's oil wells.

Reporter’s code: 50101