萨尔浒战役是明清之际的重要战役。也是集中优势兵力各个击破,以少胜多的典型战例。发生在桓仁境内的东路之战,是萨尔浒战役的最后一战,也是关键的一战。后金天命元年(1616年),努尔哈赤建立后金政权后经常进犯明朝辽东边境。明万历四十七年(1619年)二月,根据朝廷的决策,明朝辽 Sahhu battle is an important battle of Ming and Qing dynasties. It is also a typical example that all the superior superior forces break through each other to win less. The battle of East Road, which took place in Huan-Ren, was the last battle of the Sarhu Campaign and a crucial one. The first year after the gold fate (1616), Nurhaci established after the gold regime often infiltrate the Ming Dynasty Liaodong border. Ming Wanli forty-seven years (1619) in February, according to the court’s decision, the Ming Dynasty Liao