1st California Infantry Regiment
E822078
The 1st California Infantry Regiment was a Union volunteer regiment from California that served in the American Civil War, primarily conducting campaigns and garrison duties across the Southwestern frontier.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 1st California Infantry Regiment canonical | 1 |
| 1st California Regiment | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9784286 — 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: 1st California Infantry Regiment Context triple: [Battle of Apache Pass, involvedUnit, 1st California Infantry Regiment]
-
A.
7th U.S. Infantry
The 7th U.S. Infantry was a Regular Army regiment of the United States that served in numerous 19th-century conflicts, including frontier and early Civil War service.
-
B.
40th Infantry Regiment
The 40th Infantry Regiment was a unit of African American "Buffalo Soldiers" in the United States Army, known for its service during the post–Civil War and Indian Wars era.
-
C.
41st Infantry Regiment
The 41st Infantry Regiment was a post–Civil War U.S. Army African American unit composed of Black enlisted men and white officers, historically known as one of the Buffalo Soldier regiments.
-
D.
25th Infantry Regiment
The 25th Infantry Regiment was a historic African American unit of the United States Army, renowned for its service on the Western frontier and in later conflicts as part of the Buffalo Soldiers.
-
E.
57th Infantry Regiment
The 57th Infantry Regiment was a renowned Ottoman military unit that fought with distinction during World War I, particularly in the Gallipoli Campaign.
- 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: 1st California Infantry Regiment Target entity description: The 1st California Infantry Regiment was a Union volunteer regiment from California that served in the American Civil War, primarily conducting campaigns and garrison duties across the Southwestern frontier.
-
A.
7th U.S. Infantry
The 7th U.S. Infantry was a Regular Army regiment of the United States that served in numerous 19th-century conflicts, including frontier and early Civil War service.
-
B.
40th Infantry Regiment
The 40th Infantry Regiment was a unit of African American "Buffalo Soldiers" in the United States Army, known for its service during the post–Civil War and Indian Wars era.
-
C.
41st Infantry Regiment
The 41st Infantry Regiment was a post–Civil War U.S. Army African American unit composed of Black enlisted men and white officers, historically known as one of the Buffalo Soldier regiments.
-
D.
25th Infantry Regiment
The 25th Infantry Regiment was a historic African American unit of the United States Army, renowned for its service on the Western frontier and in later conflicts as part of the Buffalo Soldiers.
-
E.
57th Infantry Regiment
The 57th Infantry Regiment was a renowned Ottoman military unit that fought with distinction during World War I, particularly in the Gallipoli Campaign.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War military unit
ⓘ
Union Army regiment ⓘ infantry regiment ⓘ |
| activity |
campaigns in the Southwestern frontier
ⓘ
garrison duty in the Southwest ⓘ |
| allegiance | Union ⓘ |
| areaOfOperations |
Arizona Territory
ⓘ
California ⓘ
linked to:
California (state)
New Mexico Territory ⓘ West Texas ⓘ |
| associatedWith |
California Column
ⓘ
Union control of the Pacific Coast ⓘ Union military operations in the New Mexico Territory ⓘ |
| branch | Union Army ⓘ |
| category |
Infantry regiments of the United States Army
ⓘ
Military units and formations of the American Civil War ⓘ Union Army units and formations from California ⓘ |
| composition | volunteers from California ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| duty |
escorting supply trains
ⓘ
garrisoning frontier posts ⓘ patrolling overland routes ⓘ protection of Union communications in the Southwest ⓘ |
| engagementType | frontier warfare ⓘ |
| garrisonRole | occupation of captured Confederate positions in the Southwest ⓘ |
| historicalEra | 19th century ⓘ |
| historicalSignificance | helped secure Union dominance in the American Southwest during the Civil War ⓘ |
| logisticalRole | securing supply lines across the desert Southwest ⓘ |
| militaryFunction |
internal security in Union-held territories
ⓘ
territorial defense ⓘ |
| notableCampaign | California Column campaign ⓘ |
| primaryOpponents |
Confederate forces in the Southwest
ⓘ
hostile Native American groups ⓘ |
| raisedFor | service in the Union Army during the American Civil War ⓘ |
| raisedIn |
California
ⓘ
linked to:
California (state)
|
| region |
American Southwest
ⓘ
linked to:
southwestern United States
|
| role | volunteer infantry ⓘ |
| serviceType | volunteer regiment ⓘ |
| side |
Union Army of the United States
ⓘ
linked to:
Union Army
|
| stateOfOrigin |
California
ⓘ
linked to:
California (state)
|
| strategicPurpose |
to prevent Confederate expansion into the Pacific Coast
ⓘ
to secure the Southwest for the Union ⓘ |
| theater |
Southwestern United States
ⓘ
linked to:
southwestern United States
Trans-Mississippi Theater ⓘ |
| typeOfUnit | foot infantry ⓘ |
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: 1st California Infantry Regiment Description of subject: The 1st California Infantry Regiment was a Union volunteer regiment from California that served in the American Civil War, primarily conducting campaigns and garrison duties across the Southwestern frontier.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: 1st California Infantry Regiment