(一) 阎锡山长期统治山西,晋军拥有十余万兵力,因此,南北各方都极力争取阎锡山。有一段时期,聚集太原的各方代表竟达三四十人之多。为了割据自保,阎锡山则以“严正中立、保境安民”相标榜,观望风色,多头应付。阎锡山是老同盟会员,辛亥时期有过一段革命历史。但此后即依附袁世凯、段祺瑞,勾结张作霖、吴佩孚,纵横捭阖于北洋军阀之间。1926年春,又联合奉、直两派军阀进攻冯玉祥的国民军。但是,当年7月,国民革命军开始北伐后,一路势如破竹,迅速进抵长江流域;在北方,五原 (1) Yan Xishan has ruled Shanxi for a long time and has a military force of more than 100,000. Therefore, all parties in the south and north strive for Yan Xishan. For some time, as many as thirty or forty people gathered in Taiyuan. In order to sever their own protection, Yen Hsi-shan is “solemn and neutral, Habitat and protect the people,” advertised, watching the color, long deal. Yan Xishan was a member of the old allies and had a revolutionary history during the Xin Hai period. But since then attached to Yuan Shikai, Duan Qirui, collusion Zhang Zuolin, Wu Peifu, aspect maneuvers between the Northern Warlords. In the spring of 1926, the two warlords were again united in attacking Feng Yuxiang’s national army. However, in July that year, the National Revolutionary Army began its expedition to the Yangtze River after its Northern Expedition. In the north, Wuyuan