冯玉祥领导的西北军,是一支从旧军阀中分裂出来,参加过国民革命,又在新军阀混战中溃灭了的军队,在中国近现代史上曾产生过影响。本文试对西北军的兴亡过程作一概述,并对其所以兴,所以亡的原因试作一些探究。一、西北军的起源 1912年,北洋军阀将领陆建章奉袁世凯之令编练左路备补军。这时,曾参加滦州起义失败后被递解归籍的冯玉祥,因同陆建章有姻娅关系,被委任为该军二营营长,原滦州起 The Northwest Army led by Feng Yuxiang was an army that had been split from the old warlords, participated in the national revolution and was crushed in the melee of the new warlords and had had an impact in the modern history of China. This article tries to give an overview of the process of the rise and fall of the Northwest Army, and tries to make some explorations on the reason why it is so prosperous. First, the origins of the Northwest Army In 1912, the Beiyang warlords General Lu Jianzhang ordered by Yuan Shikai to prepare the left reserve forces. At this time, Feng Yuxiang, who had been deported after attending the Luanzhou uprising, was appointed as battalion commander of the Second Battalion of the Army for his relationship with Lu Jianzhang and originally from Luanzhou