汉宣帝时,西北边境上传来警报,说羌人时常出没骚扰,攻占城池,杀害官吏,情况十分严重。朝廷得报,立即召集会议,商量对策。大臣们都主张立即派遣大军,前去攻剿。可是当宣帝征询谁可以率领大军前去的时候,大臣们却个个噤若寒蝉,谁也不敢做声。这时,赵充国老将军自告奋勇,表示愿意到西北边境 Han declared Emperor, the northwest border up alarm, saying that Qiang people often harassment, capture the city, killing officials, the situation is very serious. The court reported, immediately called a meeting to discuss countermeasures. Ministers have all advocated the immediate dispatch of troops, went to attack. But when Xuan Di consulted who could lead the army, the ministers were all on their own, no one dared to voice. At this time, the old general Zhao Chongguo volunteered, expressed willingness to the northwest border