Elgin–Marcy Treaty
E1008720
The Elgin–Marcy Treaty was an 1854 reciprocity agreement between the United Kingdom (for British North America) and the United States that reduced tariffs and promoted free trade in natural resources across the U.S.–Canadian border.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Elgin–Marcy Treaty canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12789360 — 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: Elgin–Marcy Treaty Context triple: [James Bruce, 8th Earl of Elgin, notableWork, Elgin–Marcy Treaty]
-
A.
Oregon Treaty of 1846
The Oregon Treaty of 1846 was an agreement between the United States and Great Britain that peacefully settled their competing claims in the Pacific Northwest by establishing the 49th parallel as the boundary west of the Rocky Mountains.
-
B.
Treaty of Lewistown
The Treaty of Lewistown was an early 19th-century agreement in which the Shawnee ceded lands in Ohio to the United States, contributing to their displacement from the region.
-
C.
Convention of 1818
The Convention of 1818 was an agreement between the United States and Great Britain that settled parts of the U.S.-Canada boundary and established joint occupation of the Oregon Country.
-
D.
Harris Treaty of 1858
The Harris Treaty of 1858 was a landmark U.S.–Japan agreement that opened Japanese ports to American trade, granted extraterritorial rights to U.S. citizens, and marked a key step in ending Japan’s isolationist policies.
-
E.
Omaha Treaty of 1854
The Omaha Treaty of 1854 was an agreement in which the Omaha people ceded most of their traditional lands in what is now Nebraska to the United States, paving the way for increased American settlement in the region.
- 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: Elgin–Marcy Treaty Target entity description: The Elgin–Marcy Treaty was an 1854 reciprocity agreement between the United Kingdom (for British North America) and the United States that reduced tariffs and promoted free trade in natural resources across the U.S.–Canadian border.
-
A.
Oregon Treaty of 1846
The Oregon Treaty of 1846 was an agreement between the United States and Great Britain that peacefully settled their competing claims in the Pacific Northwest by establishing the 49th parallel as the boundary west of the Rocky Mountains.
-
B.
Treaty of Lewistown
The Treaty of Lewistown was an early 19th-century agreement in which the Shawnee ceded lands in Ohio to the United States, contributing to their displacement from the region.
-
C.
Convention of 1818
The Convention of 1818 was an agreement between the United States and Great Britain that settled parts of the U.S.-Canada boundary and established joint occupation of the Oregon Country.
-
D.
Harris Treaty of 1858
The Harris Treaty of 1858 was a landmark U.S.–Japan agreement that opened Japanese ports to American trade, granted extraterritorial rights to U.S. citizens, and marked a key step in ending Japan’s isolationist policies.
-
E.
Omaha Treaty of 1854
The Omaha Treaty of 1854 was an agreement in which the Omaha people ceded most of their traditional lands in what is now Nebraska to the United States, paving the way for increased American settlement in the region.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
bilateral treaty
ⓘ
reciprocity treaty ⓘ trade agreement ⓘ |
| alsoKnownAs |
Canadian–American Reciprocity Treaty
NERFINISHED
ⓘ
Reciprocity Treaty of 1854 NERFINISHED ⓘ |
| appliedToTerritory |
British North America
NERFINISHED
ⓘ
New Brunswick NERFINISHED ⓘ Newfoundland NERFINISHED ⓘ Nova Scotia NERFINISHED ⓘ Prince Edward Island NERFINISHED ⓘ Province of Canada NERFINISHED ⓘ United States–Canada border region NERFINISHED ⓘ |
| cameIntoForce | 1855-03-16 ⓘ |
| countrySignatory |
United Kingdom
NERFINISHED
ⓘ
United States NERFINISHED ⓘ |
| effect |
increased trade between British North America and the United States
ⓘ
stimulated economic development in British North America ⓘ strengthened economic ties across the U.S.–Canadian border ⓘ |
| expirationMechanism | subject to termination after 10 years with one-year notice ⓘ |
| historicalPeriod | mid-19th century ⓘ |
| legalArea |
international trade law
ⓘ
tariff policy ⓘ |
| locationSigned | Washington, D.C. NERFINISHED ⓘ |
| negotiatedBy |
James Bruce, 8th Earl of Elgin
NERFINISHED
ⓘ
William L. Marcy NERFINISHED ⓘ |
| partOf | history of Canada–United States relations ⓘ |
| providedFor |
duty-free trade in coal
ⓘ
duty-free trade in fish ⓘ duty-free trade in grain ⓘ duty-free trade in natural products ⓘ duty-free trade in timber ⓘ mutual access to inshore fisheries ⓘ |
| relatedTo |
British colonial economic policy
ⓘ
United States–Canada trade relations ⓘ history of Canada–United States border ⓘ |
| representedCountry |
James Bruce, 8th Earl of Elgin; United Kingdom
NERFINISHED
ⓘ
William L. Marcy; United States NERFINISHED ⓘ |
| signatoryRepresentative |
James Bruce, 8th Earl of Elgin
NERFINISHED
ⓘ
William L. Marcy NERFINISHED ⓘ |
| signedInYear | 1854 ⓘ |
| signingDate | 1854-06-05 ⓘ |
| subject |
cross-border trade between British North America and the United States
ⓘ
promotion of free trade in natural resources ⓘ reciprocal reduction of tariffs ⓘ |
| terminatedBy | United States NERFINISHED ⓘ |
| terminationYear | 1866 ⓘ |
| underGovernmentOf | Franklin Pierce administration NERFINISHED ⓘ |
| underMonarch | Queen Victoria NERFINISHED ⓘ |
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: Elgin–Marcy Treaty Description of subject: The Elgin–Marcy Treaty was an 1854 reciprocity agreement between the United Kingdom (for British North America) and the United States that reduced tariffs and promoted free trade in natural resources across the U.S.–Canadian border.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.