Wu Hu (Chinese: 五胡; pinyin: Wǔ Hú; literally "Five Barbaric Tribes") was a Chinese term for the northern non-Chinese nomadic tribes which caused the Wu Hu uprising, and established the Sixteen Kingdoms from 304 to 439 AD.
Read more about Wu Hu: Definition, The Southern Xiongnu, Wu Hu After The Fall of Northern Xiongnu, Xianbei Confederacy of Tanshihuai, Wu Hu During The Three Kingdoms, Jin Dynasty, The Wu Hu Uprising