Californian campaign of the Mexican–American War

E97469

military campaign theatre of war

The Californian campaign of the Mexican–American War was the series of military operations in 1846–1847 through which United States forces seized control of Mexican Alta California, paving the way for California’s eventual annexation.

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All labels observed (23)

Label	Occurrences
California campaign of the Mexican–American War	10
Pacific Coast theater of the Mexican–American War	6
American conquest of California	2
Mexican–American War in California	2
U.S. conquest of California	2
Battles of the Mexican–American War	1
California Campaign (Mexican–American War)	1
California campaign of 1846–1847	1
California theater of the Mexican–American War	1
Californian campaign of the Mexican–American War canonical	1
Capture of Los Angeles (1847)	1
Capture of Yerba Buena (San Francisco) (1846)	1
Conquest of California	1
Mexican–American War (California theater)	1
Mexican–American War, California campaign	1
Pacific Coast campaign of the Mexican–American War	1
Pacific Coast theatre of the Mexican–American War	1
U.S. Army in the Mexican–American War	1
U.S. conquest of Alta California	1
U.S. occupation of California	1
United States conquest of California	1
United States forces in California campaign	1
Western theater of the Mexican–American War	1

How this entity was disambiguated

This entity first appeared as the object of triple T802126 — 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: Californian campaign of the Mexican–American War
Context triple: [Mexican Alta California, militaryConflict, Californian campaign of the Mexican–American War]

A. New Mexico Campaign
The New Mexico Campaign was a U.S. military operation during the Mexican–American War aimed at seizing control of the New Mexico Territory from Mexican authority.
B. Battle of Palo Alto
The Battle of Palo Alto was the opening major engagement of the Mexican–American War, fought on May 8, 1846, near present-day Brownsville, Texas, where U.S. forces under General Zachary Taylor used superior artillery to repel a larger Mexican army.
C. Battle of Buena Vista
The Battle of Buena Vista was a pivotal 1847 engagement in northern Mexico during the Mexican–American War, where U.S. forces under General Zachary Taylor repelled a much larger Mexican army led by General Antonio López de Santa Anna.
D. Battle of Monterrey
The Battle of Monterrey was a key 1846 engagement in the Mexican–American War in which U.S. forces captured the strategically important city of Monterrey after intense urban combat and negotiations for surrender.
E. Battle of Cerro Gordo
The Battle of Cerro Gordo was a pivotal 1847 engagement in which U.S. forces under General Winfield Scott outflanked and decisively defeated Mexican troops defending the road to Mexico City.
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: Californian campaign of the Mexican–American War
Target entity description: The Californian campaign of the Mexican–American War was the series of military operations in 1846–1847 through which United States forces seized control of Mexican Alta California, paving the way for California’s eventual annexation.

A. New Mexico Campaign
The New Mexico Campaign was a U.S. military operation during the Mexican–American War aimed at seizing control of the New Mexico Territory from Mexican authority.
B. Battle of Palo Alto
The Battle of Palo Alto was the opening major engagement of the Mexican–American War, fought on May 8, 1846, near present-day Brownsville, Texas, where U.S. forces under General Zachary Taylor used superior artillery to repel a larger Mexican army.
C. Battle of Buena Vista
The Battle of Buena Vista was a pivotal 1847 engagement in northern Mexico during the Mexican–American War, where U.S. forces under General Zachary Taylor repelled a much larger Mexican army led by General Antonio López de Santa Anna.
D. Battle of Monterrey
The Battle of Monterrey was a key 1846 engagement in the Mexican–American War in which U.S. forces captured the strategically important city of Monterrey after intense urban combat and negotiations for surrender.
E. Battle of Cerro Gordo
The Battle of Cerro Gordo was a pivotal 1847 engagement in which U.S. forces under General Winfield Scott outflanked and decisively defeated Mexican troops defending the road to Mexico City.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	military campaign ⓘ theatre of war ⓘ
aim	seizure of Mexican Alta California by the United States ⓘ
alsoKnownAs	California campaign of the Mexican–American War ⓘ linked to: Californian campaign of the Mexican–American War California theater of the Mexican–American War ⓘ linked to: Californian campaign of the Mexican–American War
belligerent	California Battalion ⓘ Californio militia ⓘ Mexican Army ⓘ linked to: Armed Forces of Mexico United States Army ⓘ United States Marine Corps ⓘ United States Navy ⓘ
commander	Andrés Pico ⓘ John C. Frémont ⓘ José María Flores ⓘ Robert F. Stockton ⓘ Stephen W. Kearny ⓘ
conflict	Mexican–American War ⓘ
consequence	end of Mexican governance in Alta California ⓘ paving the way for U.S. annexation of California ⓘ
countryInvolved	Mexico ⓘ United States ⓘ linked to: United States of America
endedBy	Treaty of Cahuenga ⓘ
endTime	1847 ⓘ
followedBy	annexation of California by the United States ⓘ
hasPart	Battle of La Mesa ⓘ Battle of Monterey (1846) ⓘ linked to: Capture of Monterey (1846) Battle of Rio San Gabriel ⓘ Battle of San Pasqual ⓘ Bear Flag Revolt ⓘ Siege of Los Angeles ⓘ recapture of Los Angeles ⓘ
historicalPeriod	19th century ⓘ
location	Alta California ⓘ linked to: Mexican Alta California California ⓘ linked to: California, United States
partOf	Mexican–American War ⓘ
precededBy	outbreak of the Mexican–American War ⓘ
relatedTo	Treaty of Guadalupe Hidalgo ⓘ
result	U.S. control of Alta California ⓘ United States victory ⓘ
significantEvent	Treaty of Cahuenga ⓘ occupation of Los Angeles by U.S. forces ⓘ occupation of Monterey by U.S. naval forces ⓘ raising of the Bear Flag at Sonoma ⓘ
startTime	1846 ⓘ
theatre	Pacific Coast theatre of the Mexican–American War ⓘ linked to: Californian campaign of the Mexican–American War

How these facts were elicited

Referenced by (40)

Full triples — surface form annotated when it differs from this entity's canonical label.

Mexican Alta California → militaryConflict → Californian campaign of the Mexican–American War ⓘ

Bennet C. Riley → conflict → Mexican–American War, California campaign ⓘ

subject linked to: military governor Bennet C. Riley