sentences:  To protect gold sources in the West in order to prosecute the American Civil War, the US started to negotiate treaties with the Shoshone and other peoples of the Great Basin.On 1 October 1863 Governor James W. Nye of Nevada Territory and Governor James Duane Doty of the Utah Territory signed the Treaty of Ruby Valley.Twelve chiefs signed for the "Western Bands of the Shoshonee Nation of Indians".