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90s

The 90s was a decade that ran from January 1, AD 90, to December 31, AD 99. As the decade began, the Han–Xiongnu War was approaching its end, with the Xiongnu having been on the verge of collapse since the Battle of the Altai Mountains (89) the prior decade. In 90, Dou Xian dispatched General Geng Kui and Shizi of the Southern Xiongnu with 8000 light cavalry to attack the Northern Chanyu, encamped at Heyun (河雲). There, the Han killed 8000 men and captured several thousands. By 91, the last remnants of the Northern Xiongnu had migrated west towards the Ili River valley, ending the war. After the downfall of the Xiongnu, the Xianbei replaced them with a loose confederacy from 93.The Roman Empire did not see any significant military action this decade, excepting… more »