In seven years of fighting, the Syrian conflict has gone from being a civil war to a proxy war for outside powers.
But a resolution — one with heavy influences from Russia, Turkey and Iran — could be on the horizon.
In the latest edition of Sightline, Tim Marshall explains from The National's London bureau the various factors at play in finally bringing an resolution to the war in Syria.
Watch the video above.
Watch more episodes of Sightline with Tim Marshall