After
司马炎 died, his son
晋惠帝 Emperor Hui of Jin was unfit to rule. Empress
贾南风 and eight Sima princes fought each other for control of the court, draining the Jin armies and opening the way to the
永嘉之乱 of 311. Emperor Hui is remembered for asking, when told the people had no grain,
何不食肉糜 'why don't they eat minced meat?'