永嘉之乱 (永嘉之亂) Yǒngjiā zhī luàn

Yǒngjiā zhī luàn proper noun Disaster of Yongjia
Domain: History 历史 , Subdomain: China , Concept:
Notes: An incident in 311 when 五胡 Wu Hu 'Five Barbarians' forces captured and sacked the Jin capital at Luoyang (Wikipedia '永嘉之乱')