Toba attempted to overthrow the bakufu with armed force since he thought the bakufu was in an insecure condition without having the Seii Taishogun, but his forces lost the battle against the bakufu. (The Jokyu War)
これにより征夷大将軍不在となった幕府の体制を不安定と見た後鳥羽は、幕府の武力排除を試みたが、幕府軍に敗北してしまった（承久の乱）。