Treaty Timeline

Cession: 399

September 17, 1851

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Ratified Indian Treaty 291: Nez Perces - Camp Stevens, Walla Walla Valley, June 11, 1855

June 11, 1855

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Cession: 441

June 11, 1855

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Cession: 442

June 11, 1855

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Ratified Indian Treaty 299: Blackfeet, Flathead, and Nez Perces - Council Ground on Upper Missouri near Mouth of Judith River, Nebraska Territory, October 17, 1855

October 17, 1855

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Ratified Indian Treaty 323: Nez Perces - Valley of the Lapwai, Washington Territory, June 9, 1863

June 9, 1863

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Cession: 545

June 16, 1873

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Cession: 606

May 27, 1878

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Cession: 642

April 19, 1879

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Cession: 659

April 19, 1879

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Cession: 618

March 6, 1880

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Cession: 399

Ratified Indian Treaty 291: Nez Perces - Camp Stevens, Walla Walla Valley, June 11, 1855

Cession: 441

Cession: 442

Ratified Indian Treaty 299: Blackfeet, Flathead, and Nez Perces - Council Ground on Upper Missouri near Mouth of Judith River, Nebraska Territory, October 17, 1855

Ratified Indian Treaty 323: Nez Perces - Valley of the Lapwai, Washington Territory, June 9, 1863

Cession: 545

Cession: 606

Cession: 642

Cession: 659

Cession: 618

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Ratified Indian Treaties

Creation Date
National Archives Identifier
178309326
Ratified Indian Treaty Number


Creation Date
National Archives Identifier
178895210
Ratified Indian Treaty Number