Agreement of 1877
E1352503
UNEXPLORED
The Agreement of 1877 was a U.S. government measure that forcibly took the Black Hills and other lands from the Sioux, drastically reducing the Great Sioux Reservation and violating earlier treaty guarantees.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Agreement of 1877 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18971370 — 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: Agreement of 1877 Context triple: [Great Sioux Reservation, significantEvent, Agreement of 1877]
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A.
Treaty of 1873
The Treaty of 1873 was an agreement in which the Pawnee Nation ceded most of its remaining lands in Nebraska to the United States and relocated to Indian Territory (present-day Oklahoma).
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B.
Treaty of 1868
The Treaty of 1868 was the agreement between the United States and the Navajo that ended the Navajo’s forced exile at Bosque Redondo and established their reservation in their traditional homeland.
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C.
Treaty of 1881
The Treaty of 1881 was an agreement involving the Oto people that marked a further cession of their lands and continued the U.S. government’s policy of displacing Native American tribes from their traditional territories.
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D.
Treaty of 1863
The Treaty of 1863 was a controversial agreement that drastically reduced the Nez Perce homeland in the Pacific Northwest, paving the way for increased U.S. settlement and later conflict.
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E.
Reciprocity Treaty of 1875
The Reciprocity Treaty of 1875 was an agreement between the United States and the Kingdom of Hawaii that granted duty-free access to Hawaiian sugar in the U.S., greatly increasing American economic influence over the islands and paving the way toward eventual annexation.
- 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: Agreement of 1877 Target entity description: The Agreement of 1877 was a U.S. government measure that forcibly took the Black Hills and other lands from the Sioux, drastically reducing the Great Sioux Reservation and violating earlier treaty guarantees.
-
A.
Treaty of 1873
The Treaty of 1873 was an agreement in which the Pawnee Nation ceded most of its remaining lands in Nebraska to the United States and relocated to Indian Territory (present-day Oklahoma).
-
B.
Treaty of 1868
The Treaty of 1868 was the agreement between the United States and the Navajo that ended the Navajo’s forced exile at Bosque Redondo and established their reservation in their traditional homeland.
-
C.
Treaty of 1881
The Treaty of 1881 was an agreement involving the Oto people that marked a further cession of their lands and continued the U.S. government’s policy of displacing Native American tribes from their traditional territories.
-
D.
Treaty of 1863
The Treaty of 1863 was a controversial agreement that drastically reduced the Nez Perce homeland in the Pacific Northwest, paving the way for increased U.S. settlement and later conflict.
-
E.
Reciprocity Treaty of 1875
The Reciprocity Treaty of 1875 was an agreement between the United States and the Kingdom of Hawaii that granted duty-free access to Hawaiian sugar in the U.S., greatly increasing American economic influence over the islands and paving the way toward eventual annexation.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.