Battle of South Shanxi (1940)

Battle of South Shanxi (1940)
	Part of the Second Sino-Japanese War
Date	April 17 – June 20, 1940; (2 months and 3 days)
Location	Southern part of Shanxi province in the Republic of China
Result	Japanese victory
Belligerents
National Revolutionary Army, China	Japanese North China Area Army, Imperial Japanese Army, Japan
Commanders and leaders
Wei Lihuang; Yan Xishan; Hu Zongnan	Yoshio Shinozuka
Units involved
South Shanxi Army : 4th Army Group; 5th Army Group; 14th Army Group; 36th Army Group (part); 9th Army; 27th Army; Shanxi-Suiyuan Army : 34th Army; 61st Army; 83rd Army (part); Transferred from the Tenth Military Front : 71st Army; 90th Army; 16th Army (part); 80th Army (part);	First Army : 36th Division; 37th Division; 41st Division;
Strength
Japanese Claim : 120,000+	?
Casualties and losses
Chinese Claim : 30,000+ casualties; ; Japanese Claim :; 27,829 killed; 804 captured	Japanese Claim :; 1,174 (including 76 officers) killed; 3,493 (including 179 officers) wounded

The 1940 Battle of South Shanxi was an operation initiated by the Japanese First Army in North China to destroy the stronghold of the Chinese Army in southeast Shanxi. It included one of the thirteen battles in the Zhongtiao Mountains before the Battle of South Shanxi. The National Revolutionary Army referred to the battle as The Enemy's Operation to Open Up Transportation Routes between Shanxi and Henan. The Japanese Army divided the battle into three phases : Spring Operation in South Shanxi, Xiangning Operation, and Counterattack Operation in South Shanxi.