MOSCOW (Reuters) - Troops loyal to the Syrian regime on the one hand and pro-Iranian militias have left the scene in many areas where they have previously collaborated to expel the Islamic state, even as they clashed in a power struggle, a newspaper said.

The newspaper Svabodnaya Prasa - in a report by writer Lyubov Shvidova - for example in the city of Boukmal in the province of Deir al-Zour in northern Syria, which witnessed in recent days clashes between the parties.

"After the liberation of the city from the remnants of the state organization, the contradictions between Damascus and Tehran deepened in eastern Syria, and became evident," the writer said.

The two sides cooperated in the expulsion of the state organization, but over time the pro-Iranian militias took full control of the city, especially since Damascus did not express concern at the beginning.

In recent months, the Syrian regime has intensified its efforts to regain control of many of the country's territory. Militias and Syrian intelligence agencies have been operating in many cities, including al-Bu Kamal, causing Tehran's anger and conflict and conflict.

She pointed out that the city of Albuqmal and some other areas in the province of Deir al-Zour is of strategic importance for Tehran, where it ensured the establishment of continuous contacts between pro-Iranian groups in Iraq and Syria.

The newspaper considered that one of the reasons for these differences and clashes is due to excessive reliance of participants in the war in Syria on the militias and mercenaries and volunteer forces.