Russia’s grip on Syria tightens as brittle ceasefire deal leaves US out in the cold

Russia’s economy may be stumbling as oil prices fall, but in a week of extraordinary military and diplomatic turmoil over the war in Syria, President Vladimir Putin has proved that his global influence and ambitions have only been sharpened by financial troubles.

For now he seems to be calling all the shots in Syria’s civil war. Russian jets allowed Syrian government troops to break out of a stalemate in Aleppo, cutting supply routes into a city that has been a rebel stronghold for years.