Yankton, South Dakota Yankton, South Dakota Yankton is a city in, and the county seat of, Yankton County, South Dakota, United States. The population was 14,454 at the 2010 census. Yankton is the principal city of the Yankton Micropolitan Statistical Area, which includes the entirety of Yankton County, and which had an estimated population of 22,662 as of July 1, 2017. Yankton was the first capital of Dakota Territory. It is named for the Yankton tribe of Nakota (Sioux) Native Americans; Yankton is derived from the Nakota word "I-hank-ton-wan" ("the end village"). Yankton is located on the Missouri River just downstream of the
Native American name controversy predominantly Catholic. The group later formed the "Know-Nothings", a 19th-century political party that opposed immigration to the United States, a policy known as nativism. The Know-Nothings also called themselves the "Native American Party" and were referred to in the press with the capitalized term. In 1918, leaders of the Peyote Religion incorporated as the Native American Church of Oklahoma. In 1956, Aldous Huxley wrote a letter in which he thanks his correspondent for "your most interesting letter about the Native American churchmen". The use of "Native American" or "native American" to refer to peoples indigenous to the Americas came into