After Sadatoki defeated TAIRA no Yoritsuna in the TAIRA no Zenmon Disturbance, he denied the policies and personnel affairs that were set while TAIRA no Yoritsuna had power, returning them to what they had been in the reign of his father Tokimune HOJO.
貞時は平禅門の乱で平頼綱を討ったあと、平頼綱が実権を握っていた間の政策や人事を否定し、父北条時宗の時代の人事に戻す。