The Comanche Nation is located in Oklahoma with a population of 14,700 people. The constitution was enacted in 1966, and amended in 1976, 1978, 1979, 1981, 1984, 1985, 1994, and 2002.

PREAMBLE: Invoking the guidance of Almighty God, we, the members of the Comanche Nation with faith in the purposes of our Supreme Being, with abounding pride in our ancient racial heritage and with the determination to promote, through united efforts, the general well-being of our tribe and to secure to ourselves and our descendants the rights, powers and privileges provided by law, do solemnly ordain and establish this organization and adopt the following constitution.