Atlas of Battles

campaign, interwar and Second World War

Operation Chahar

Operation Chahar was a campaign fought in 1937 at Chahar, in what is now China. Its exact site is not recorded; the atlas places it at Chahar. It was part of Second Sino-Japanese War, which ran from 1937 to 1945. The recorded result: Japanese victory. Recorded strength: 90,000 Kwantung Army troops; 60,000 Inner Mongolia and Manchukuo troops against 7,432 officers and 122,910 soldiers.

See it on the globe Read the article

Fought1937
WhereChahar, China43.000N, 115.000E, placed at the location, approximate
OutcomeJapanese victory
BelligerentsEmpire of Japan; Mengjiang; ManchukuoagainstRepublic of China (1912-1949)
Part ofSecond Sino-Japanese War1937 to 1945

Where it sits in Second Sino-Japanese War

Japanese invasion of Manchuria, 1931Jiangqiao campaign, 1931Jinzhou Operation, 1931Defense of Harbin, 1932Battle of Wenzaobang, 1932Suiyuan Campaign, 1936Battle of Nanking, 1937Bombing of Songjiang, 1937Siege of Shanghai, 1937Battle of Luodian, 1937Bombing of Nanjing, 1937Marco Polo Bridge incident, 1937Battle of Beiping–Tianjin, 1937Operation Chahar, 1937Battle of Zhangjiakou, 1937Battle of Nankou, 1937Battle of Shanghai, 1937Bloody Saturday (Shanghai), 1937Battle of Wusong, 1937Battle of Taiyuan, 1937Battle of Datong, 1937Battle of Jining, 1937Battle of Xinkou, 1937Battle of Pingxingguan, 1937Defense of Sihang Warehouse, 1937Battle of Jinshanwei, 1937USS Panay incident, 1937Amoy Operation, 1938Bombing of Chengdu, 1938Defense of Linyi, 1938Siege of Xuzhou, 1938Battle of Northern and Eastern Henan, 1938Bombing of Chongqing, 1938Defense of Teng County, 1938Battle of Taierzhuang, 1938Battle of Xuzhou, 1938Canton Operation, 1938Battle of Wuhan, 1938Battle of Changsha, 1939Swatow Operation, 1939Hainan Island Operation, 1939Battle of Nanchang, 1939Battle of Suixian–Zaoyang, 1939Battle of South Guangxi, 1939Battle of Baotou, 1939Battle of Kunlun Pass, 1939Battle of West Suiyuan, 19401939–1940 Winter Offensive, 1940Battle of Wuyuan, 1940Battle of Zaoyang–Yichang, 1940Hundred Regiments Offensive, 1940Battle of South Henan, 1941Battle of Shanggao, 1941Battle of South Shanxi, 1941Battle of Changsha, 1941proposed Japanese invasion of Sichuan, 1942Battle of Changsha, 1942Battle of Tachiao, 1942Battle of Oktwin, 1942Battle of Toungoo, 1942Battle of Yenangyaung, 1942Battle of Lashio, 1942Battle of Yunnan-Burma Road, 1942Battle of West Hubei, 1943Battle of Northern Burma and Western Yunnan, 1943Battle of Changde, 1943Battle of Longling, 1944Battle of Dushan, 1944Battle of Central Henan, 1944Operation Ichi-Go, 1944Battle of Changsha, 1944Defense of Hengyang, 1944Battle of Guilin–Liuzhou, 1944Second Guangxi campaign, 1945Battle of West Hunan, 194519311945Operation Chahar, 1937
77 placed engagements of Second Sino-Japanese War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date1937 (year precision)
PlaceChahar, China
43.000N, 115.000E
KindCampaign, interwar and Second World War
Strength90,000 Kwantung Army troops; 60,000 Inner Mongolia and Manchukuo troops7,432 officers and 122,910 soldiers
Casualties and lossesChinese Claim : 8,652 casualties; Japanese Claim : 5th division : 1,482 casualties; 2nd mixed brigade in the battle of Zhangjiakou : 529 casualties; 15th mixed brigade in the battle of Datong : 176 casualties; 1st and 11th independent mixed brigades : 902 casualtiesWestern Claim : 26,000 casualties; Chinese Claim : 15,710 killed; 34,080 wounded; 479 missing
Commanders
Operation ChaharOperation ChaharBattle of Ulan ButungBattle of Ulan ButungXilinhot100 km43.000N, 115.000E
Placed at Chahar; the exact site is not recorded. with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1937

Operation Chahar is one of 4,429 engagements of the 20th century in the atlas and one of 448 in present-day China.

Sources

Identity, coordinates, dates and the war from Wikidata Q6148020, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Operation Chahar, revision 1370631299, read 2026-11-15, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.