William Dalrymple gives historical context of ancient trading routes

The India-Middle East-Europe Economic Corridor announced at the G20 Summit goes back to an ancient trade route between the Indian subcontinent and the Roman Empire. The existence of this trade, which peaked in the early centuries of the common era, has been known for long time. But, the scale of this ancient trading route is emerging only now. 

So, watch as William Dalrymple, Historian and Author, gives the historical context of the ancient routes of the India-Middle East-Europe Economic Corridor.