Final answer:
The Sioux were the North American Indian tribe that started in the south and moved into the Dakotas and Minnesota on the Great Plains.
Step-by-step explanation:
The North American Indian who started in the south and moved into the Dakotas and Minnesota on the Great Plains was The Sioux, comprising the Dakota, Lakota, and Nakota tribes. The Sioux were transformed from farmers to nomadic hunter/gatherers after adopting the use of horses for following and hunting bison herds.