The peace and independence were maintained in Hiraizumi without getting involved in war thanks to the diplomatic capability of Hidehira who discerned the situations in Kyoto and Bando (old Kanto region).
平泉は京都と坂東の情勢を洞察した秀衡の外交的手腕によって、戦禍に巻き込まれる事なく平和と独立を保ち続けた。