Sometime in August 1517, Ming Emperor Wu Zong (武宗) wanted to go out of Ju Yong Guan (居庸關), a strategic pass of the Great Wall, to inspect Xuan Fu (宣府). Upon learning of this, Zhang Qin (張欽), the minister in charge of the gates of the passes, wrote the emperor a letter to plead with […]
Not allowing the emperor to pass