The Xiongnu: History's First Nomadic Empire?

Between the 3rd century BC and the 1st century AD, the Xiongnu inhabited the area surrounding Mongolia. They influenced the later Hun Empire, and had connections with Ancient China and Persia, but what do we know about them? Bryan Miller has been investigating the society, hierarchy and expansion of the Xiongnu, and in this episode he shares his findings from the archaeology and historical documents with Tristan.