5 events the sources record for this year, grouped by region.
What happened
China (4)
Xiao Zixiang, Prince of Badong, incurs guilt and Xiao Shunzhi, Governor of Danyang, leads troops against him; Zixiang is executed (Book of Southern Qi (Nan Qishu), Annals 南齊書 卷3 永明8年)
Prince Poyang Xiao Zixiang fires on court troops at Jiangjin and routs them; later captured and strangled. (Zizhi Tongjian (Comprehensive Mirror) 卷137)
Ælla and Cissa besieged the city of Andredesceaster and killed all the Britons inside. (Anglo-Saxon Chronicle Giles/Ingram 1847 A.D. 490 항 (pg657.txt 줄 1100))
Changes of power ◆
Places where the world territory data shows a change of borders in this year.
◆ Kingdom of Armenia (antiquity) ends
◆ Kingdom of Soissons ends
◆ Western Satraps ends
◆ Hephthalites takes 980,000 km² of former Sasanian Empire land
◆ Hephthalites takes 871,500 km² of former Gupta Empire land
◆ Sasanian Empire takes 143,700 km² of former Kingdom of Armenia (antiquity) land
◆ Salian Franks takes 125,000 km² of former Kingdom of Soissons land
◆ Sasanian Empire loses 980,000 km² to Hephthalites