Yan joined the NRA instead, and drove Fengtian armies from Beijing. As a reward, the Kuomintang allowed the Shanxi clique to expand all the way to the sea at Hebei and Shandong.
After joining the NRA, Yan led the Fengtian armies out of Beijing. As a result, the Kuomintang allowed the Shanxi clique to extend their territory to the coast in Hebei and Shandong.