Complex sentence: To counter pressure from the Zhili and Fengtian factions, he invited Duan Qirui to take on the presidency, but was still defeated by a Zhili-Fengtian alliance in the Anti-Fengtian War in January 1926.
Split into simpler sentences: To counter pressure from the Zhili and Fengtian factions, he invited Duan Qirui to take on the presidency. Nevertheless, Feng was defeated by a Zhili-Fengtian alliance in the Anti-Fengtian War in January 1926.