Treaty of St. Louis (1825)

E54108

United States–Native American treaty treaty

The Treaty of St. Louis (1825) was an agreement between the United States and several Native American tribes that further ceded Indigenous lands in the Midwest to the U.S. government as part of its westward expansion.

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All labels observed (3)

Label	Occurrences
Treaty of St. Louis (1825) canonical	2
Treaty of St. Louis (1826)	1
Treaty of St. Louis (various)	1

How this entity was disambiguated

This entity first appeared as the object of triple T416057 — 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 St. Louis (1825)
Context triple: [Treaty of St. Louis (1804), followedBy, Treaty of St. Louis (1825)]

A. Treaty of St. Louis (1816)
The Treaty of St. Louis (1816) was an agreement between the United States and several Native American tribes that further ceded Indigenous lands in the Midwest to U.S. control as part of early 19th-century westward expansion.
B. 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.
C. 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.
D. Treaty of Amity and Commerce (1778)
The Treaty of Amity and Commerce (1778) was a landmark agreement between the United States and France that recognized American independence and established vital commercial and diplomatic relations during the American Revolutionary War.
E. Gadsden Purchase agreement
The Gadsden Purchase agreement was an 1853 treaty between the United States and Mexico in which the U.S. bought a strip of land in present-day southern Arizona and New Mexico to facilitate a southern transcontinental railroad and finalize the continental border.
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 St. Louis (1825)
Target entity description: The Treaty of St. Louis (1825) was an agreement between the United States and several Native American tribes that further ceded Indigenous lands in the Midwest to the U.S. government as part of its westward expansion.

A. Treaty of St. Louis (1816)
The Treaty of St. Louis (1816) was an agreement between the United States and several Native American tribes that further ceded Indigenous lands in the Midwest to U.S. control as part of early 19th-century westward expansion.
B. 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.
C. 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.
D. Treaty of Amity and Commerce (1778)
The Treaty of Amity and Commerce (1778) was a landmark agreement between the United States and France that recognized American independence and established vital commercial and diplomatic relations during the American Revolutionary War.
E. Gadsden Purchase agreement
The Gadsden Purchase agreement was an 1853 treaty between the United States and Mexico in which the U.S. bought a strip of land in present-day southern Arizona and New Mexico to facilitate a southern transcontinental railroad and finalize the continental border.
F. None of above. chosen

Statements (30)

Predicate	Object
instanceOf	United States–Native American treaty ⓘ treaty ⓘ
appliesToTerritory	lands along the Missouri River region ⓘ lands in present-day Midwestern states ⓘ
category	Treaties involving Native American tribes ⓘ Treaties of the United States government ⓘ linked to: Treaties of the United States
consequence	further dispossession of Native American landholdings in the Midwest ⓘ increased U.S. control over Midwestern frontier ⓘ
country	United States ⓘ linked to: United States of America
effect	ceded Indigenous lands in the Midwest to the United States ⓘ facilitated U.S. westward expansion ⓘ
historicalPeriod	19th century ⓘ
language	English ⓘ
legalStatus	ratified by the United States Senate ⓘ
location	Midwestern United States ⓘ
namedAfter	St. Louis ⓘ linked to: St. Louis, Missouri, United States
partOf	United States Indian treaty system ⓘ linked to: United States–Native American treaties
purpose	define tribal boundaries ⓘ land cession ⓘ regulate trade with Native Americans ⓘ
relatedTo	Indian removal policy ⓘ U.S. westward expansion ⓘ
signatory	Iowa (Ioway) tribe ⓘ Missouria ⓘ Omaha ⓘ Otoe ⓘ Shawnee ⓘ United States government ⓘ
signedAt	St. Louis, Missouri ⓘ linked to: St. Louis, Missouri, United States
signingDate	1825 ⓘ

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Treaty of St. Louis (1804) → followedBy → Treaty of St. Louis (1825) ⓘ

Treaty of St. Louis (1804) → followedBy → Treaty of St. Louis (1826) ⓘ

linked to: Treaty of St. Louis (1825)

Shawnee → treaty → Treaty of St. Louis (1825) ⓘ

United States–Native American treaties → hasPart → Treaty of St. Louis (various) ⓘ