Battle of Pusan Perimeter
E13395
The Battle of Pusan Perimeter was a crucial early Korean War engagement in 1950 in which United Nations and South Korean forces halted the North Korean advance in southeast Korea, preventing their defeat and enabling a later counteroffensive.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T38359 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
Target entity: Battle of Pusan Perimeter Context triple: [Korean War, majorBattle, Battle of Pusan Perimeter]
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A.
Battle of Okinawa
The Battle of Okinawa was a major and brutal 1945 Pacific campaign between the United States and Japan, marked by intense ground combat, massive casualties, and kamikaze attacks, and is often seen as a decisive factor leading to the end of World War II.
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B.
Battle of Iwo Jima
The Battle of Iwo Jima was a major 1945 Pacific campaign clash between the United States and Japan, famed for its brutal fighting and the iconic flag-raising on Mount Suribachi.
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C.
Battle of Taierzhuang
The Battle of Taierzhuang was a major 1938 Chinese victory over Japanese forces during the Second Sino-Japanese War, notable for boosting Chinese morale and demonstrating effective resistance against Japan’s previously overwhelming advances.
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D.
Battle of Hong Kong
The Battle of Hong Kong was a 1941 World War II conflict in which Japanese forces swiftly defeated British, Canadian, Indian, and local defenders, leading to the occupation of Hong Kong.
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E.
Battle of Changde
The Battle of Changde was a major World War II clash in 1943 between Chinese and Japanese forces in Hunan province, notable for intense urban combat, heavy casualties, and the use of chemical weapons by Japan.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Battle of Pusan Perimeter Target entity description: The Battle of Pusan Perimeter was a crucial early Korean War engagement in 1950 in which United Nations and South Korean forces halted the North Korean advance in southeast Korea, preventing their defeat and enabling a later counteroffensive.
-
A.
Battle of Okinawa
The Battle of Okinawa was a major and brutal 1945 Pacific campaign between the United States and Japan, marked by intense ground combat, massive casualties, and kamikaze attacks, and is often seen as a decisive factor leading to the end of World War II.
-
B.
Battle of Iwo Jima
The Battle of Iwo Jima was a major 1945 Pacific campaign clash between the United States and Japan, famed for its brutal fighting and the iconic flag-raising on Mount Suribachi.
-
C.
Battle of Taierzhuang
The Battle of Taierzhuang was a major 1938 Chinese victory over Japanese forces during the Second Sino-Japanese War, notable for boosting Chinese morale and demonstrating effective resistance against Japan’s previously overwhelming advances.
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D.
Battle of Hong Kong
The Battle of Hong Kong was a 1941 World War II conflict in which Japanese forces swiftly defeated British, Canadian, Indian, and local defenders, leading to the occupation of Hong Kong.
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E.
Battle of Changde
The Battle of Changde was a major World War II clash in 1943 between Chinese and Japanese forces in Hunan province, notable for intense urban combat, heavy casualties, and the use of chemical weapons by Japan.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
military engagement ⓘ |
| alsoKnownAs |
Busan Perimeter
ⓘ
Battle of Pusan Perimeter ⓘ
surface form:
Pusan Perimeter
|
| belligerent |
North Korea
ⓘ
South Korea ⓘ
surface form:
Republic of Korea
United Nations Command ⓘ United States of America ⓘ
surface form:
United States
|
| casualties | heavy on both sides ⓘ |
| commander |
Choe Yong-gon
ⓘ
Douglas MacArthur ⓘ Kim Chaek ⓘ Walton H. Walker ⓘ |
| conflict | Korean War ⓘ |
| country | South Korea ⓘ |
| endDate | 1950-09-18 ⓘ |
| followedBy |
Inchon Landing
ⓘ
UN breakout from Pusan Perimeter ⓘ |
| front |
Nakdong River line
ⓘ
surface form:
Nakdong River front
|
| involvedForce |
Korean People's Army
ⓘ
surface form:
North Korean People’s Army
Republic of Korea Army ⓘ United States Eighth Army ⓘ
surface form:
U.S. Eighth Army
UN air forces ⓘ UN naval forces ⓘ |
| location |
Nakdong River line
ⓘ
around Busan ⓘ southeastern Korea ⓘ |
| militaryOperationType | defensive perimeter battle ⓘ |
| objective | defend last major UN foothold in Korea ⓘ |
| opponent |
Korean People's Army
ⓘ
surface form:
North Korean People’s Army
|
| opponentObjective | capture Pusan and destroy UN forces ⓘ |
| partOf | Korean War ⓘ |
| precededBy |
Battle of Pusan Perimeter
self-linksurface differs
ⓘ
surface form:
North Korean advance across South Korea
|
| result |
North Korean offensive halted
ⓘ
United Nations defensive victory ⓘ |
| significance |
prevented complete conquest of South Korea by North Korea
ⓘ
turning point in early Korean War ⓘ |
| startDate | 1950-08-04 ⓘ |
| strategicOutcome |
UN and South Korean forces prevented defeat
ⓘ
enabled later UN counteroffensive ⓘ stabilization of the front in southeast Korea ⓘ |
| supportedBy |
United States Air Force
ⓘ
surface form:
U.S. Air Force
United States Navy ⓘ
surface form:
U.S. Navy
|
| theater | Korean Peninsula ⓘ |
| timePeriod |
August 1950
ⓘ
September 1950 ⓘ |
| typeOfWarfare |
combined arms operations
ⓘ
land warfare ⓘ |
| year | 1950 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Subject: Battle of Pusan Perimeter Description of subject: The Battle of Pusan Perimeter was a crucial early Korean War engagement in 1950 in which United Nations and South Korean forces halted the North Korean advance in southeast Korea, preventing their defeat and enabling a later counteroffensive.
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.