Choctaw Nation of Oklahoma in the context of "Choctaw"

The Choctaw (Choctaw: Chahta Choctaw pronunciation: [tʃahtá(ʔ)]) people are one of the Indigenous peoples of the Southeastern Woodlands of the United States, originally based in what is now Louisiana, Mississippi and Alabama. The Choctaw language is a Western Muskogean language. Today, Choctaw people are enrolled in three federally recognized tribes: the Choctaw Nation of Oklahoma, Mississippi Band of Choctaw Indians, Jena Band of Choctaw Indians in Louisiana. Choctaw descendants are also members of other tribes.