(March 9, 2021, 11:21 AM EST) -- WASHINGTON, D.C. — A small Oklahoma Indian tribe sued the Department of the Interior (DOI) March 5 in District of Columbia federal court seeking a declaration that the tribe is part of the Muscogee (Creek) Nation and beneficiary of an 1833 Creek treaty that gives it shared jurisdiction over the vast Creek reservation, saying the government should be forced to recognize that the tribe “enjoys all full treaty-guaranteed rights.”...