Assiniboine and Sioux attorney Majel Russell says federal officials wanted the tribe to obtain insurance for any damage caused by escaped bison. Russell says the tribe also wants more control over ...

On October 26, delegations from the Fort Peck Assiniboine and Sioux Tribes, Oglala Sioux Tribe, Rosebud Sioux Tribe, Yankton Sioux Tribe, and Northern Arapaho Tribe traveled to Washington, D.C ...

Some Native American reservations span more territory than entire U.S. states. This is a fact that surprises many. These are ...

Citing a threat to the restoration of bison to tribal lands, the Fort Peck Assiniboine and Sioux Tribes along with four conservation groups have filed a motion to intervene in Montana’s lawsuit ...

Citing a threat to the restoration of bison to tribal lands, the Fort Peck Assiniboine and Sioux Tribes along with four conservation groups have filed a motion to intervene in Montana’s lawsuit ...

But the Assiniboine and Sioux have something dozens of American Indian tribes across the country still lack: A state-recognized right to more than a million acre-feet of Missouri River water annually.

The museum mourns the passing December 21 of Hank Adams (Assiniboine–Sioux, 1943–2020). Born on the Fort Peck Reservation in Montana and raised in Taholah, on the Quinault Reservation in ...

The Fort Peck Assiniboine & Sioux Tribes are offering reward money for information aiding in the apprehension of six inmates who escaped from the Fort Peck tribal jail in Poplar earlier this month ...

Fort Peck Assiniboine & Sioux Tribes spent $30,000 lobbying in 2009. See the reports it filed. Fort Peck Assiniboine & Sioux Tribes spent $30,000 lobbying in 2009. See the reports it filed. Donate. We ...

The sandbagging and some evacuations have begun on the Sioux Valley Dakota Nation in Manitoba after a quick increase in flowing water on the lower Assiniboine River on Friday.