 When Generalissimo Chiang Kai-shek launched the Northern Expedition in 1926, Pang was serving under General Wu Peifu, one of the most powerful warlords who had control over Central and Northern China.Pang demonstrated his political shrewdness when he announced his support for the nationalist revolution and joined with General Tang Shengzhi.After Chiang Kai-shek purged the communists in the Shanghai massacre, the Wuhan Nationalist Government ordered Pang Bingxun to attack
Nanjing.