All treaties and agreements

Treaty

Teton at Portage des Sioux (1815)

On 19 July 1815 at Portage des Sioux, Teton leaders made peace with the United States and accepted its protection; no land was ceded.

Signed
July 19, 1815
Senate
Ratified

What happened

What happened

On 19 July 1815, at Portage des Sioux, William Clark, Ninian Edwards and Auguste Chouteau signed a treaty of peace and friendship for the United States with chiefs and warriors of the Teton (spelled Teeton in the text) tribe.

The preamble says both sides wanted to re-establish peace and friendship, putting the Teton on the same footing as before "the late war between the United States and Great Britain." Article 1 forgives every injury or act of hostility committed by either side. Article 2 declares perpetual peace and friendship between all citizens of the United States and all individuals of the Teton tribe, and renews the friendly relations that existed before the war.

In Article 3 the chiefs and warriors, for themselves and their tribe, acknowledge themselves to be under the protection of the United States of America, and of no other nation, power or sovereign. That wording is the same in several other 1815 treaties made at Portage des Sioux with Sioux and other peoples.

The treaty contains no cession of land and no boundary. The page lists ratification on 26 December 1815. It does not say who spoke for the Teton or how the protection clause was understood by them.

Summarized with AI assistance from 4 sources and checked against their words; not yet reviewed by historians or by the nations. Report an error

What the sources say, and how this was checked

Well supported by the sources below.

  1. Every injury, or act of hostility, committed by one or either of the contracting parties against the other, shall be mutually forgiven and forgot.Treaty with the Teton, 1815, Tribal Treaties Database
  2. the late war between the United States and Great BritainTreaty with the Teton, 1815, Tribal Treaties Database
  3. to be under the protection of the United States of America, and of no other nation, power, or sovereign, whatsoeverTreaty with the Teton, 1815, Tribal Treaties Database
  4. Ratified, Dec. 26, 1815.Treaty with the Teton, 1815, Tribal Treaties Database

Research notes. The text does not name individual Teton leaders in the transcript beyond the signature block; how the Teton understood the protection clause is not shown.

What happened next

Everything the record holds about this land and this treaty, in order: what earlier agreements said, what this one did, and what the United States, the courts and the nations did afterwards.

Who is doing the work today

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Working with these nations

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Sources

Sources

  1. treaties.okstate.edu/treaties/treaty-with-the-teton-1815-0112reference work
    July 19, 1815. | 7 Stat., 125. / scan: 112 TREATY WI'l'H THE TETON, 1815.

Shapes are approximate and are not legal descriptions of land, title or jurisdiction.