Tokiyori expelled former shogun Yoritsune FUJIWARA from Kamakura and excluded the powerful gokenin on Yoritsune's side, thus establishing the absolute authority of the position of regent (these events are known as the Miya-sodo, which literally means "palace disturbance").
時頼は前将軍藤原頼経を鎌倉から追放、与同する有力御家人を排除し、執権として確固とした権威を築く（宮騒動）。