On May 14, 1221, the Retired Emperor Go-Toba gave an official document to expel the regent Yoshitoki HOJO from the government; he gathered the solders near Kyoto and triggered the Jokyu War, but he was severely beaten by the Kamakura government.
承久3年（1221年）5月14日、後鳥羽上皇は、時の執権北条義時追討の院宣を出し、畿内・近国の兵を召集して承久の乱を起こしたが、幕府の大軍に完敗。