Atlas of Battles

battle, major, interwar and Second World War

Battle of Lake Khasan

Battle of Lake Khasan was a battle fought in 1938 at Zaozyornaya, in what is now Soviet Union. It was part of Soviet–Japanese border conflicts, which ran from 1932 to 1939. The recorded result: Ceasefire.

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Battle of Lake Khasan-Red Army soldiers setting the flag on the Zaozernaya Hill
Battle of Lake Khasan-Red Army soldiers setting the flag on the Zaozernaya Hill. Viktor Antonovich Tyomin, Public domain, via Wikimedia Commons.
Fought1938
WhereZaozyornaya, Soviet Union42.436N, 130.611E
OutcomeCeasefire
BelligerentsSoviet UnionagainstEmpire of Japan; Manchukuo

Where it sits in Soviet–Japanese border conflicts

Battle of Khalkhyn Temple, 1935Orahodoga Incident, 1935Jinchanggou Incident, 1936Kanchazu Island incident, 1937Battle of Lake Khasan, 1938Battle of Zaozernaya Hill, 1938Dong'an Town Incident, 1939Battles of Khalkhin Gol, 1939Battle of Nomonhan, 193919351939Battle of Lake Khasan, 1938
9 placed engagements of Soviet–Japanese border conflicts in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date1938 (year precision)
to 11 August 1938
PlaceZaozyornaya, Soviet Union
42.436N, 130.611E
KindBattle, interwar and Second World War
Territorial changeJapan agrees to withdraw its forces from the disputed territory; Soviet-Japanese border set at the Tumen River.
Strength22,950; 354 tanks; 13 self-propelled guns; 237 artillery pieces; 70 fighters; 180 bombers7,000–7,300; 37 artillery pieces
Casualties and losses792 killed & missing; 3,279 wounded or sick; 46+ tanks destroyed; (Soviet sources); 96 tanks destroyed or crippled; (Japanese sources)526 killed; 913 wounded (Japanese sources); 3,000 killed & missing (Soviet claim)
Commanders
  • Kōtoku Satō
Battle of Lake KhasanBattle of Lake KhasanBattle of OngjinBattle of OngjinVladivostokTumenWangqingHelongMusanRasonYanji100 km42.436N, 130.611E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

The ground today

Relief of the ground around the site of Battle of Lake Khasan
Relief within about 10.0 km of the site, contours every 25 m. Copernicus DEM GLO-30, ESA.
Satellite view of the site of Battle of Lake Khasan today
The same ground from Sentinel-2 on 2024-09-08. Contains modified Copernicus Sentinel data 2024.

The recorded site stands at about 54 m; within 10.0 km the ground runs from 0 to 235 m, 235 m of relief, hilly country and today it is 36% tree cover, 21% grassland, 18% cropland.

tree cover: 36%grassland: 21%cropland: 18%water: 14%built-up: 6%wetland: 4%tree cover 36%grassland 21%cropland 18%water 14%built-up 6%
west to east, 10.0 km2 to 60 mnorth to south, 10.0 km2 to 105 m
Elevation from the Copernicus DEM GLO-30 (ESA, Airbus); land cover from ESA WorldCover 2021 (CC BY 4.0), within about 5 km of the recorded site. Computed, not recorded.

Nearest engagements

In the same war

Elsewhere in 1938

Combat data (CDB90)

Attacker: SOV SPECIAL FAR EASTERN ARMY(-)Defender: JAP 19TH INF DIV(+)
Strength20,0008,000
Casualties4,000 (20.0%)1,100 (13.8%)
Mission accomplishment, 1 to 1056
Outcomedefender won
Duration2 days
Front width6 km6 km
Attacker advanced1 km

From the US Army Concepts Analysis Agency Database of Battles (CDB90, battle 258), public domain, in the CC0 tidy edition by Jeffrey B. Arnold. Figures are the database's estimates, compiled in 1990 from published histories, and may differ from the Wikipedia infobox above.

Battle of Lake Khasan is one of 2,997 engagements of the 20th century in the atlas and one of 32 in present-day Soviet Union.

Sources

Identity, coordinates, dates and the war from Wikidata Q697579, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Lake Khasan, revision 1375725124, read 2026-11-14, 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.