骊姬之乱 (驪姬之亂) lí jī zhī luàn

lí jī zhī luàn proper noun Li Ji Rebellion
Domain: History 历史 , Subdomain: China
Notes: 657-651 BCE; where concubine Li Ji tried to throne her son but was eventually defeated by Duke Wen of Jin 晋文公 (CC-CEDICT '驪姬之亂')