Many members of the Adachi clan were killed by TAIRA no Yoritsuna who supported a 14-year-old shikken, Sadatoki, at Shimotsuki Incident in 1285, but the Adachi clan was allowed to return to the political activities at the Kamakura bakufu after Yoritsuna was killed by Sadatoki.
弘安8年（1285年）の霜月騒動で14歳の執権貞時を擁する平頼綱によって安達一族の多くが滅ぼされたが、頼綱が貞時によって誅された後に安達一族の幕府復帰が認められた。