The Russian and US militaries set up an air ‘deconfliction mechanism’ over Syria in the fall of 2015 to reduce tensions and rule out accidental aerial incidents and escalations. Since then, the two countries have largely managed to avoid clashes involving Russian and American forces. But there have been exceptions.

“After this, there are two options. Either act with Turkey with no ifs or buts, without questioning, or they will be a partner to every murder and bloodshed,” Erdogan said. The United States on Monday sought to defuse a furious diplomatic row with NATO ally Turkey by saying it now …

The Islamic State organization (IS) kills a large number of regime forces on an almost daily basis in the Syrian Desert, which has turned into a black hole draining the regime forces.