under Emperor Taizong, Zhao Heshan, who was experienced and skilled at gauging the emperor's intentions, seemed to have seen something in Li Chen's demeanor. He gritted his teeth and clasped his fists...hen to ask, he went straight to the point and said: "I have already contacted some truly reliable generals, and they guarantee that in the Jingji region, more than 20,000 troops can be mobilized at an...