Treaties with Indigenous people played a major role in the conquest and formation of Colorado. Backed by the constant threat of military force, the series of treaties and agreements signed between the federal government and various Indigenous…

Teenokuhu (ca. 1822–81), known to English speakers as “Friday” or “Friday Fitzpatrick,” was a nineteenth-century Northern Arapaho leader. As a boy, Teenokuhu (Arapaho for “sits meekly”) was separated from his band and adopted by Thomas Fitzpatrick, a…