Battle of Chosin Reservoir

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The Battle of Chosin Reservoir was a brutal 1950 Korean War campaign in freezing conditions where United Nations forces, primarily U.S. Marines, fought their way out of encirclement by vastly larger Chinese forces.


Statements (51)
Predicate Object
instanceOf battle
military campaign
alsoKnownAs Battle of Changjin Lake
Changjin Lake Campaign
Chosin Reservoir Campaign
belligerent People's Republic of China
Republic of Korea
United Kingdom
United Nations Command
United States
casualties thousands killed, wounded, and missing on both sides
climate mountainous winter conditions
codename Chosin Campaign
commander Edward Almond
Mao Anying
Oliver P. Smith
Song Shilun
conflictOf Korean War
country North Korea
endDate 1950-12-13
followedBy Hungnam evacuation
front eastern front of Korean War
involves Chinese People's Volunteer Army 9th Army Group
Republic of Korea Army
Royal Marines
United States Army
United States Marine Corps
location Chosin Reservoir
North Korea
notableFeature UN forces fought out of encirclement
heavy casualties on both sides
large-scale Chinese intervention in Korean War
logistical withdrawal to Hungnam
notableFor heroic defense and breakout by vastly outnumbered UN forces
opponent Chinese People's Volunteer Army
United States X Corps
partOf Chinese Second Phase Offensive
Korean War
primaryForce 1st Marine Division (United States)
41 (Independent) Commando Royal Marines
7th Infantry Division (United States)
ROK I Corps
result Chinese strategic victory
United Nations forces successful breakout
startDate 1950-11-27
strategicConsequence halt of UN advance into North Korea
strategicObjective advance to Yalu River
temperatureCondition extreme cold
sub-zero temperatures
theater Korean Peninsula
year 1950


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