South Dakota is a state located in the Midwestern
region of the United States. It is named after the Lakota and Dakota Sioux
American Indian tribes. Once a part of Dakota Territory, South Dakota became
a state on November 2, 1889. The state has an area of 77,116 square miles (199,730
km2) and an estimated population of just over 800,000. Pierre is the state
capital and Sioux Falls, with a population of nearly 160,000, is South Dakota's
largest city.