Copperheads
E942558
Copperheads were a faction of Northern Democrats during the American Civil War who opposed the war and advocated for a negotiated peace with the Confederacy.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Copperheads canonical | 2 |
| Copperhead movement | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11714291 — 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: Copperheads Context triple: [Northern Democratic Party, hadInternalDivisionWith, Copperheads]
-
A.
The Snakes
The Snakes is a subgroup affiliated with the Brooklyn hip-hop collective Junior M.A.F.I.A., associated with the mid-1990s East Coast rap scene.
-
B.
Schlangen
Schlangen is a small municipality in the Lippe district of North Rhine-Westphalia, Germany, known for its rural character and proximity to the Teutoburg Forest.
-
C.
La Vibora
La Vibora is a bobsled-style steel roller coaster at Six Flags Over Texas known for its winding, trackless chute that simulates a high-speed toboggan run.
-
D.
The Snake
The Snake is a crime novel featuring hard-boiled private detective Mike Hammer, created by American author Mickey Spillane.
-
E.
Old Snake
Old Snake is the aged, battle-worn incarnation of legendary soldier Solid Snake, serving as the protagonist in the stealth-action game Metal Gear Solid 4: Guns of the Patriots.
- 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: Copperheads Target entity description: Copperheads were a faction of Northern Democrats during the American Civil War who opposed the war and advocated for a negotiated peace with the Confederacy.
-
A.
The Snakes
The Snakes is a subgroup affiliated with the Brooklyn hip-hop collective Junior M.A.F.I.A., associated with the mid-1990s East Coast rap scene.
-
B.
Schlangen
Schlangen is a small municipality in the Lippe district of North Rhine-Westphalia, Germany, known for its rural character and proximity to the Teutoburg Forest.
-
C.
La Vibora
La Vibora is a bobsled-style steel roller coaster at Six Flags Over Texas known for its winding, trackless chute that simulates a high-speed toboggan run.
-
D.
The Snake
The Snake is a crime novel featuring hard-boiled private detective Mike Hammer, created by American author Mickey Spillane.
-
E.
Old Snake
Old Snake is the aged, battle-worn incarnation of legendary soldier Solid Snake, serving as the protagonist in the stealth-action game Metal Gear Solid 4: Guns of the Patriots.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Northern Democrats
ⓘ
political faction ⓘ |
| accusedOf |
disloyalty to the Union
ⓘ
treason ⓘ |
| activeIn | Union states ⓘ |
| activeYearsEnd | 1865 ⓘ |
| activeYearsStart | 1861 ⓘ |
| advocated | negotiated peace with the Confederacy ⓘ |
| alsoKnownAs | Peace Democrats NERFINISHED ⓘ |
| associatedWithEvent | New York City Draft Riots NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| criticized |
Republican Party war policies
ⓘ
wartime civil liberties restrictions ⓘ |
| declinedAfter |
Union military victories in 1863
ⓘ
re-election of Abraham Lincoln in 1864 ⓘ |
| hadStrongSupportIn |
Illinois
NERFINISHED
ⓘ
Indiana NERFINISHED ⓘ New York NERFINISHED ⓘ Ohio NERFINISHED ⓘ Pennsylvania NERFINISHED ⓘ |
| historicalReputation | controversial ⓘ |
| ideology |
anti-war
ⓘ
pro-Southern sympathy ⓘ white supremacist ⓘ |
| influenced | 1864 United States presidential election NERFINISHED ⓘ |
| language | English ⓘ |
| mediaSupport | Democratic-leaning newspapers in the North ⓘ |
| nameOrigin | likened to venomous copperhead snake ⓘ |
| notableLeader |
Alexander Long
NERFINISHED
ⓘ
Clement Vallandigham NERFINISHED ⓘ Fernando Wood NERFINISHED ⓘ Horatio Seymour NERFINISHED ⓘ |
| opposed |
Abraham Lincoln administration
NERFINISHED
ⓘ
American Civil War NERFINISHED ⓘ suspension of habeas corpus ⓘ |
| opposedPolicy |
emancipation
ⓘ
military conscription ⓘ |
| politicalAlignment | Democratic Party NERFINISHED ⓘ |
| positionOnConfederacy | favored recognition of Confederate independence if necessary ⓘ |
| positionOnUnion | favored preservation of the Union through compromise ⓘ |
| region |
Midwestern United States
ⓘ
Northeastern United States ⓘ |
| relatedConcept | dissent in wartime United States ⓘ |
| relatedMovement | War Democrats NERFINISHED ⓘ |
| supported |
preservation of slavery in the South
ⓘ
states’ rights ⓘ |
| supportedCandidate | George B. McClellan NERFINISHED ⓘ |
| timePeriod | American Civil War NERFINISHED ⓘ |
| usedByOpponentsAs | pejorative label ⓘ |
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: Copperheads Description of subject: Copperheads were a faction of Northern Democrats during the American Civil War who opposed the war and advocated for a negotiated peace with the Confederacy.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Copperhead movement