Battle of La Mesa
E287763
The Battle of La Mesa was the final major land engagement of the Mexican–American War in California, securing U.S. control over the Los Angeles area in January 1847.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of La Mesa canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T2551372 — 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.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Battle of La Mesa Context triple: [California Campaign, hasPart, Battle of La Mesa]
-
A.
Battle of Las Mercedes
The Battle of Las Mercedes was a 1958 engagement in Cuba’s Sierra Maestra in which Fidel Castro’s rebel forces clashed with Batista’s army during the final phase of the Cuban Revolution.
-
B.
Battle of El Roble
The Battle of El Roble was a significant 1813 engagement during the Chilean War of Independence in which patriot forces, led in part by Bernardo O'Higgins, helped solidify the emerging independence movement against Spanish royalist control.
-
C.
Battle of Cetate
The Battle of Cetate was an 1854 engagement of the Crimean War in which Ottoman and Russian forces clashed near the village of Cetate in Wallachia as part of the struggle for control along the Danube frontier.
-
D.
Battle of San Lorenzo
The Battle of San Lorenzo was an 1813 engagement in the Argentine War of Independence where José de San Martín led his newly formed cavalry regiment to a decisive victory over Spanish royalist forces.
-
E.
Battle of Las Queseras del Medio
The Battle of Las Queseras del Medio was a celebrated 1819 cavalry victory led by José Antonio Páez against Spanish royalist forces, remembered as a key patriotic feat in Venezuela’s struggle for independence.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Battle of La Mesa Target entity description: The Battle of La Mesa was the final major land engagement of the Mexican–American War in California, securing U.S. control over the Los Angeles area in January 1847.
-
A.
Battle of Las Mercedes
The Battle of Las Mercedes was a 1958 engagement in Cuba’s Sierra Maestra in which Fidel Castro’s rebel forces clashed with Batista’s army during the final phase of the Cuban Revolution.
-
B.
Battle of El Roble
The Battle of El Roble was a significant 1813 engagement during the Chilean War of Independence in which patriot forces, led in part by Bernardo O'Higgins, helped solidify the emerging independence movement against Spanish royalist control.
-
C.
Battle of Cetate
The Battle of Cetate was an 1854 engagement of the Crimean War in which Ottoman and Russian forces clashed near the village of Cetate in Wallachia as part of the struggle for control along the Danube frontier.
-
D.
Battle of San Lorenzo
The Battle of San Lorenzo was an 1813 engagement in the Argentine War of Independence where José de San Martín led his newly formed cavalry regiment to a decisive victory over Spanish royalist forces.
-
E.
Battle of Las Queseras del Medio
The Battle of Las Queseras del Medio was a celebrated 1819 cavalry victory led by José Antonio Páez against Spanish royalist forces, remembered as a key patriotic feat in Venezuela’s struggle for independence.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
military engagement ⓘ |
| alsoKnownAs | Battle of the Mesa ⓘ |
| armedForcesInvolved |
Californio militia
ⓘ
surface form:
Californio lancers
U.S. artillery ⓘ |
| associatedWithTreaty |
Treaty of Guadalupe Hidalgo
ⓘ
surface form:
Treaty of Guadalupe Hidalgo (subsequent peace settlement)
|
| belligerent |
Mexico
ⓘ
United States of America ⓘ
surface form:
United States
|
| campaignCommanderUS |
Stephen W. Kearny
ⓘ
surface form:
Brigadier General Stephen W. Kearny
Commodore Robert F. Stockton ⓘ |
| casualties |
Mexican/Californio casualties were relatively small
ⓘ
United States casualties were light ⓘ |
| category |
Battles involving Mexico
ⓘ
Battles involving the United States ⓘ Californian campaign of the Mexican–American War ⓘ
surface form:
Battles of the Mexican–American War
History of Los Angeles, California ⓘ |
| combatant |
California Battalion
ⓘ
surface form:
California Battalion (U.S.)
Californio militia ⓘ United States Army ⓘ |
| commander |
José Antonio Carrillo
ⓘ
José María Flores ⓘ Robert F. Stockton ⓘ Stephen W. Kearny ⓘ |
| conflict | Mexican–American War ⓘ |
| countryAtTime | Mexico ⓘ |
| date | January 9, 1847 ⓘ |
| followedBy | American occupation of Los Angeles ⓘ |
| geographicalFeature | fought on the La Mesa plain ⓘ |
| historicalRegion |
Alta California (Spanish colony)
ⓘ
surface form:
Alta California
|
| ledTo | unopposed U.S. entry into Los Angeles ⓘ |
| location |
Los Angeles County
ⓘ
surface form:
Los Angeles County, California
near present-day Commerce, California ⓘ near present-day Vernon, California ⓘ |
| near | Los Angeles River ⓘ |
| opposingCommanderMexican |
General José María Flores
ⓘ
José Antonio Carrillo ⓘ |
| outcome | Mexican/Californio forces retreated ⓘ |
| partOf |
Mexican–American War
ⓘ
conquest of California ⓘ |
| precededBy | Battle of Rio San Gabriel ⓘ |
| regionNow |
California, United States
ⓘ
surface form:
U.S. state of California
|
| result |
U.S. control of Los Angeles area secured
ⓘ
United States victory ⓘ |
| significance |
final major land engagement of the Mexican–American War in California
ⓘ
secured U.S. control over Los Angeles area ⓘ |
| theater |
Californian campaign of the Mexican–American War
ⓘ
surface form:
California campaign of the Mexican–American War
|
| year | 1847 ⓘ |
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.
Instruction
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.
Input
Subject: Battle of La Mesa Description of subject: The Battle of La Mesa was the final major land engagement of the Mexican–American War in California, securing U.S. control over the Los Angeles area in January 1847.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.