Treaty of 1805
E825508
The Treaty of 1805 was an early U.S.–Dakota agreement in which Dakota leaders ceded land around the confluence of the Mississippi and Minnesota Rivers, paving the way for the establishment of Fort Snelling and American expansion into what is now Minnesota.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Treaty of 1805 canonical | 1 |
| Treaty of 1805 with the United States | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9840734 — 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: Treaty of 1805 Context triple: [Mdewakanton Dakota, treatyParty, Treaty of 1805]
-
A.
Treaty of 1799
The Treaty of 1799 was the agreement imposed by the British and their allies on Mysore after Tipu Sultan’s defeat in the Fourth Anglo-Mysore War, leading to major territorial losses and the reorganization of the Mysore kingdom under a British-controlled regime.
-
B.
Treaty of Paris (1797)
The Treaty of Paris (1797) was a peace agreement that ended hostilities between France and Austria during the French Revolutionary Wars, significantly reshaping territorial boundaries in Italy and Central Europe.
-
C.
Convention of 1800
The Convention of 1800 was a diplomatic agreement between the United States and France that ended the Quasi-War and normalized relations by dissolving their Revolutionary-era alliance.
-
D.
Treaty of Amiens
The Treaty of Amiens was a 1802 peace agreement between France and the United Kingdom that temporarily ended hostilities during the French Revolutionary Wars before conflict resumed in the Napoleonic Wars.
-
E.
Treaty of Tripoli (1805)
The Treaty of Tripoli (1805) was the agreement that ended the First Barbary War between the United States and Tripoli, securing peace and the release of American prisoners in exchange for a reduced tribute.
- 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: Treaty of 1805 Target entity description: The Treaty of 1805 was an early U.S.–Dakota agreement in which Dakota leaders ceded land around the confluence of the Mississippi and Minnesota Rivers, paving the way for the establishment of Fort Snelling and American expansion into what is now Minnesota.
-
A.
Treaty of 1799
The Treaty of 1799 was the agreement imposed by the British and their allies on Mysore after Tipu Sultan’s defeat in the Fourth Anglo-Mysore War, leading to major territorial losses and the reorganization of the Mysore kingdom under a British-controlled regime.
-
B.
Treaty of Paris (1797)
The Treaty of Paris (1797) was a peace agreement that ended hostilities between France and Austria during the French Revolutionary Wars, significantly reshaping territorial boundaries in Italy and Central Europe.
-
C.
Convention of 1800
The Convention of 1800 was a diplomatic agreement between the United States and France that ended the Quasi-War and normalized relations by dissolving their Revolutionary-era alliance.
-
D.
Treaty of Amiens
The Treaty of Amiens was a 1802 peace agreement between France and the United Kingdom that temporarily ended hostilities during the French Revolutionary Wars before conflict resumed in the Napoleonic Wars.
-
E.
Treaty of Tripoli (1805)
The Treaty of Tripoli (1805) was the agreement that ended the First Barbary War between the United States and Tripoli, securing peace and the release of American prisoners in exchange for a reduced tribute.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
United States–Dakota treaty
ⓘ
treaty ⓘ |
| affectedPeople |
Dakota communities
ⓘ
linked to:
Prairie Island Indian Community
future settlers in Minnesota ⓘ |
| alsoKnownAs |
Pike–Dakota Treaty
ⓘ
linked to:
Pike’s Treaty
Pike’s Purchase ⓘ Pike’s Treaty ⓘ |
| cededBy | Dakota leaders ⓘ |
| cededTo | United States of America ⓘ |
| countryInvolved | United States of America ⓘ |
| followedBy | later U.S.–Dakota treaties in Minnesota ⓘ |
| historicalRegion |
Louisiana Purchase territory
ⓘ
linked to:
Louisiana Territory
Upper Mississippi River Valley ⓘ
linked to:
Upper Mississippi Valley
|
| impact |
foundation for U.S. military and civilian presence in the region
ⓘ
loss of Dakota land at the Mississippi–Minnesota confluence ⓘ |
| jurisdiction |
United States federal government
ⓘ
linked to:
United States government
|
| landCededArea |
land around the confluence of the Mississippi and Minnesota Rivers
ⓘ
land in present-day Minnesota ⓘ |
| language | English ⓘ |
| legalStatus | U.S. federal treaty ⓘ |
| negotiatedBy | Zebulon Pike ⓘ |
| peopleInvolved |
Dakota leaders
ⓘ
Mdewakanton Dakota ⓘ Wahpekute Dakota ⓘ
linked to:
Wahpekute
|
| precededBy | early U.S. exploration of the Upper Mississippi ⓘ |
| purpose |
to obtain land for a U.S. military post
ⓘ
to secure U.S. control over strategic river confluence ⓘ |
| relatedTo |
Fort Snelling
ⓘ
U.S. westward expansion ⓘ U.S.–Dakota relations ⓘ
linked to:
United States–Native American relations
history of Minnesota ⓘ |
| result |
American expansion into what is now Minnesota
ⓘ
creation of a U.S. military reservation at the river confluence ⓘ establishment of Fort Snelling ⓘ
linked to:
Fort Snelling
|
| signatoryParty |
Dakota Nation
ⓘ
Mdewakanton Dakota ⓘ United States of America ⓘ Wahpekute Dakota ⓘ
linked to:
Wahpekute
|
| signingDate | 1805 ⓘ |
| signingLocation | near the confluence of the Mississippi and Minnesota Rivers ⓘ |
| signingYear | 1805 ⓘ |
| subject |
U.S. expansion
ⓘ
land cession ⓘ military reservation ⓘ |
| timePeriod | early 19th century ⓘ |
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: Treaty of 1805 Description of subject: The Treaty of 1805 was an early U.S.–Dakota agreement in which Dakota leaders ceded land around the confluence of the Mississippi and Minnesota Rivers, paving the way for the establishment of Fort Snelling and American expansion into what is now Minnesota.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Treaty of 1805