In the first battle of the Warlord Rebellion in northeastern Shandong against the Nationalist government of China, a 24,000-strong rebel force led by Zhang Zongchang was defeated at Zhifu by 7,000 NRA troops.

Warlord Rebellion in northeastern Shandong
The Warlord Rebellion in northeastern Shandong was an uprising of several allied Chinese warlord armies under the leadership of Zhang Zongchang in 1929. The rebels wanted to regain their former territories in Shandong from Liu Zhennian, the man who had defected from Zhang to the Nationalist government in Nanjing during the Northern Expedition. After some initial successes, the rebels were defeated due to the indiscipline of their forces. In the end, the uprising failed to topple Liu Zhennian's rule over eastern Shandong, but resulted in high civilian casualties and widespread destruction at the hands of both sides in the conflict.
Nationalist government
The Nationalist government, officially the National Government of the Republic of China, refers to the government of the Republic of China from 1 July 1925 to 20 May 1948, led by the nationalist Kuomintang (KMT) party.
Zhang Zongchang
Zhang Zongchang, courtesy name Xiaokun, was a Chinese warlord who ruled Shandong from 1925 to 1928. A member of the Fengtian clique, Zhang was notorious for his brutal and ruthless behavior, eccentric personality, and extravagant lifestyle, which earned him nicknames such as the "Dogmeat General"; Time dubbed him China's "basest warlord".
Zhifu, Yantai
Zhifu District is an urban district of the prefecture-level city of Yantai in Shandong Province, China. Zhifu is the center of Yantai, Yangtai Mountain, Yantai Port and former city hall are all located in this district.