The Classical WorldGovernment & Law Xiongnu confederation c. 209 BCENotable A nomadic empire on the steppe rivals Han China. ▲ MattersSaveShareTrace roots Longest chain: Domestic horses spread → Xiongnu confederation Community notesLoading notes… Learn more ranked by votesBookNicola Di CosmoAncient China and Its Enemies ↗Editor's pickVideoSearch on YouTubeXiongnu confederation history ↗Editor's pick