However, the confrontation between Yorinaga and Tadamichi became increasingly serious in connection with internal struggles inside the Royal Family and finally lead to the Hogen Rebellion in 1156.
しかし、頼長と忠通の対立は、皇室内部の角逐とも相まって極点に達し、遂に保元元年（1156年）の保元の乱の勃発を招くに至った。