October 17, 1924 (September 19), six decades, straight Bong warlords Shanhaiguan battle began.

1924 10, 17, straight, Bong the two armies Shanhaiguan battle began. The immediate army by virtue of favorable terrain, resisting the onslaught of the Fengtian, a standoff, the casualties are very heavy. October 23 immediate general Feng Yuxiang launched the Beijing coup, imprisoned Cao Kun. Therefore, the straight Junjun heart big move quickly retreat Tianjin front line, waiting for the Jiangsu and Zhejiang direct military assistance in order to return in triumph to Beijing. The Fengtian drive straight, cut off direct military and elm off (Shanhaiguan) traffic. At the same time, Shandong warlord Zheng Shiqi announced "armed neutrality" allowed to Jiangsu and Zhejiang reinforcements by Shanxi warlord Yan Xishan into accounting Shijiazhuang. Wu Pei-fu, both helpless, defeated Fengtian National Army attack. October 31, Shanhaiguan Battle to immediate failure in the end. The lineal important generals from Qinhuangdao boat fled to Tianjin, and the rest is the Fengtien the prisoners.