Nzvimbo iri kumabvazuva kweRwizi rweMississippi yakave chikamu cheUnited States pakupera kweAmerican Revolutionary War, pakaiswa chibvumirano chechipiri cheParis. Nyika iri kumadokero kweRwizi rweMississippi yakawanikwa neKutenga kweLouisiana, kunyangwe chikamu cheRed River Valley chaipikiswa kusvika Chibvumirano che1818. Pakazopera makore ekuma1700, North West Company yakanga yaisa chiteshi cheFort Charlotte paLake Superior mugumo weGrand Portage, kusvikira yaenda makiromita makumi mashanu kuchamhembe kwakadziva kumabvazuva kuFort William muna 1803. Muna 1805, Zebulon Pike akachinjana nemaNative Americans kuti awane nyika pamusangano weMinnesota neMississippi. Kuvakwa kweFort Snelling pakati pa1819 na1825.
Makore 1839