Sitting Bull Hills for gold and to determine a suitable location for a military fort in the Hills. Custer's announcement of gold in the Black Hills triggered the Black Hills Gold Rush. Tensions increased between the Lakota and whites seeking to move into the Black Hills. Although Sitting Bull did not attack Custer's expedition in 1874, the US government was increasingly pressured by citizens to open the Black Hills to mining and settlement. Failing in an attempt to negotiate a purchase or lease of the Hills, the government in Washington had to find a way around the promise to protect the Sioux
Oliphant v. Suquamish Indian Tribe a voluntary "Pilot Project" to allow certain tribes to begin exercising special jurisdiction sooner. On February 6, 2014, three tribes were selected for this Pilot Project: the Pascua Yaqui Tribe (Arizona), the Tulalip Tribes of Washington, and the Confederated Tribes of the Umatilla Indian Reservation (Oregon). Oliphant v. Suquamish Indian Tribe Oliphant v. Suquamish Indian Tribe, 435 U.S. 191 (1978), is a United States Supreme Court case deciding "whether Indian tribal courts have criminal jurisdiction over non-Indians." The Court held that they did not. The case was decided on March 6, 1978, with a 6–2 majority. The court opinion was