The Guominjun occupied Beijing, captured Zhili leader Cao Kun and expelled former Qing dynasty emperor Puyi from the Forbidden City.

In late 1925, Fengtian general Guo Songling defected to the KMC; this sparked the Anti-Fengtian War against Zhang Zuolin.

[5] In 1929, Feng grew increasingly dissatisfied with Chiang Kai-shek's regime; the Guominjun launched a full rebellion with Yan Xishan and Li Zongren’s army, the Central Plains War, in 1930.

However, despite Feng's portrayal by outsiders as sympathizer of communism, and his claims to be an adherent of Sun Yat-sen's left-leaning teachings, the Guominjun was not a leftist army.

[6] It was primarily a nationalist force[1] which was also reflected in Feng's adoption of only those elements of socialism[7] and Christianity which he considered useful to improve Chinese society and strengthen his troops' morale.