Treaty of San Ildefonso (1800)
E66935
The Treaty of San Ildefonso (1800) was a secret agreement by which Spain retroceded the vast territory of Louisiana to France, reshaping the balance of power in North America and paving the way for the Louisiana Purchase.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Third Treaty of San Ildefonso | 3 |
| Third Treaty of San Ildefonso (1800) | 2 |
| Treaty of San Ildefonso (1800) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T534594 — 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.
Target entity: Treaty of San Ildefonso (1800) Context triple: [Charles IV of Spain, notableEvent, Treaty of San Ildefonso (1800)]
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A.
Treaty of San Ildefonso (1796)
The Treaty of San Ildefonso (1796) was an alliance agreement in which Spain, under Charles IV, joined revolutionary France against Great Britain during the French Revolutionary Wars.
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B.
Treaty of Zaragoza
The Treaty of Zaragoza was a 1529 agreement between Spain and Portugal that defined their spheres of influence in Asia and the Pacific by establishing an antimeridian to the earlier Treaty of Tordesillas.
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C.
Treaties of Córdoba
The Treaties of Córdoba were the 1821 agreements between Spanish royalist authorities and Mexican insurgents that recognized Mexico’s independence and laid the groundwork for its first constitutional order.
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D.
Treaty of St. Louis (1804)
The Treaty of St. Louis (1804) was an agreement in which Sauk and Meskwaki leaders, under disputed circumstances, ceded vast lands in Illinois and Missouri to the United States, later fueling tensions that led to the Black Hawk War.
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E.
Treaties of Velasco
The Treaties of Velasco were 1836 agreements between the newly independent Republic of Texas and captured Mexican president Antonio López de Santa Anna that sought to end hostilities after the Battle of San Jacinto and define Texas–Mexico relations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Treaty of San Ildefonso (1800) Target entity description: The Treaty of San Ildefonso (1800) was a secret agreement by which Spain retroceded the vast territory of Louisiana to France, reshaping the balance of power in North America and paving the way for the Louisiana Purchase.
-
A.
Treaty of San Ildefonso (1796)
The Treaty of San Ildefonso (1796) was an alliance agreement in which Spain, under Charles IV, joined revolutionary France against Great Britain during the French Revolutionary Wars.
-
B.
Treaty of Zaragoza
The Treaty of Zaragoza was a 1529 agreement between Spain and Portugal that defined their spheres of influence in Asia and the Pacific by establishing an antimeridian to the earlier Treaty of Tordesillas.
-
C.
Treaties of Córdoba
The Treaties of Córdoba were the 1821 agreements between Spanish royalist authorities and Mexican insurgents that recognized Mexico’s independence and laid the groundwork for its first constitutional order.
-
D.
Treaty of St. Louis (1804)
The Treaty of St. Louis (1804) was an agreement in which Sauk and Meskwaki leaders, under disputed circumstances, ceded vast lands in Illinois and Missouri to the United States, later fueling tensions that led to the Black Hawk War.
-
E.
Treaties of Velasco
The Treaties of Velasco were 1836 agreements between the newly independent Republic of Texas and captured Mexican president Antonio López de Santa Anna that sought to end hostilities after the Battle of San Jacinto and define Texas–Mexico relations.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
bilateral treaty
ⓘ
international agreement ⓘ secret treaty ⓘ |
| affectedRegion |
Louisiana Territory
ⓘ
North America ⓘ |
| alsoKnownAs |
Treaty of San Ildefonso (1800)
ⓘ
surface form:
Third Treaty of San Ildefonso
|
| category |
Treaties involving France
ⓘ
Treaties involving Spain ⓘ Treaties of 1800 ⓘ |
| characteristic | secret agreement ⓘ |
| concerns |
Territory of Orleans
ⓘ
surface form:
Louisiana colony
colonial territories in the Americas ⓘ |
| concludedIn | San Ildefonso, Spain ⓘ |
| historicalContext | post-French Revolutionary Wars diplomacy ⓘ |
| historicalPeriod | Napoleonic era ⓘ |
| impact | reshaped balance of power in North America ⓘ |
| influenced |
United States territorial expansion
ⓘ
geopolitics of the Mississippi River valley ⓘ |
| language |
French
ⓘ
Spanish ⓘ |
| legalEffect | transfer of Louisiana from Spain to France ⓘ |
| legalStatusOfLouisiana | returned to French control ⓘ |
| locationCountry | Spain ⓘ |
| negotiatedBy |
France
ⓘ
Spain ⓘ |
| party |
France
ⓘ
Spain ⓘ |
| pavedWayFor | Louisiana Purchase ⓘ |
| precedes | Louisiana Purchase ⓘ |
| preconditionFor | sale of Louisiana to the United States ⓘ |
| relatedEvent |
Louisiana Purchase
ⓘ
Napoleonic Wars ⓘ |
| relatedTo |
Franco-Spanish relations
ⓘ
French colonial expansion ⓘ Spanish colonial policy ⓘ |
| retrocededTerritory | Louisiana ⓘ |
| signatory |
French Republic
ⓘ
Kingdom of Spain ⓘ |
| signedIn | San Ildefonso, Spain ⓘ |
| signedOn | 1800-10-01 ⓘ |
| status | implemented ⓘ |
| subject | retrocession of Louisiana ⓘ |
| transferredFrom | Spain ⓘ |
| transferredTo | France ⓘ |
| typeOfTransfer | territorial retrocession ⓘ |
| year | 1800 ⓘ |
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.
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.
Subject: Treaty of San Ildefonso (1800) Description of subject: The Treaty of San Ildefonso (1800) was a secret agreement by which Spain retroceded the vast territory of Louisiana to France, reshaping the balance of power in North America and paving the way for the Louisiana Purchase.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.