The world in 501 AD — what happened that year

21 events the sources record for this year, grouped by region.

What happened

Xiao Baorong, Prince of Nankang (Emperor He), accedes and changes the era name to Zhongxing (Yongyuan 3) (Book of Southern Qi (Nan Qishu), Annals 南齊書卷8 中興1年)
Zhang Xintai and others, supporting Xiao Baoyin, Prince of Jian'an, head for the Platform City but find the palace gates shut and scatter (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
Xue Yuansi of Yingcheng surrenders to the righteous army (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
Wu Ziyang's 13 armies of the Eastern force come to relieve Yingzhou and camp at Jiahu, where Wang Maoxian defeats them (Book of Southern Qi (Nan Qishu), Annals 南齊書卷8 中興1年)
Li Jushi fights the righteous army at Xinting and is defeated (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
Wang Zhenguo fights the righteous army at Zhuque Bridge and is defeated (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
The righteous army builds a long siege wall and surrounds the palace city (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
Wang Zhenguo and Zhang Ji enter the palace and depose Marquis of Donghun (aged 19) (Book of Southern Qi (Nan Qishu), Annals 南齊書卷7 永元3年)
Jiankang city is pacified (Book of Southern Qi (Nan Qishu), Annals 南齊書卷8 中興1年)
Prince Nan'kang Xiao Baorong ascended the throne at Jiangling (Emperor He, Zhongxing). (History of the Southern Dynasties (Nanshi), Annals 南史卷5 永元3年)

While hunting in the eastern plain of Sabi, the king was stabbed by a man sent by Baek Ga and died in the twelfth month. (Samguk Sagi (History of the Three Kingdoms) 卷26 東城王 23年)

Gundobad imprisons his brother Godegisel at Vienne and besieges him. (Gregory of Tours, History of the Franks Hist. Franc. 2.XXXIII)