1821 i think
The Midwest.
The University of Missouri is located in Columbia, MO.
central us
August 10, 1821
everywhere in Missouri
central
central
the Missouri river
In 1820, a portion of Massachusetts became the state of Maine. This was part of the Missouri Compromise of 1820, which allowed Missouri to enter the US as a slave state and Maine as a free state.
the Missouri river
The state of Missouri became a state in 1821, following the admission of Maine in 1820, as part of the Missouri Compromise.
Northern Plains is the part of the US Great Plains located north of the Missouri River in Missouri, Iowa, Nebraska and northeast Kansas.