The Territory of Michigan was an organized incorporated territory of the United States that existed from June 30, 1805, until January 26, 1837, when the...

States, areas of what is today Michigan were part of the Northwest Territory, Indiana Territory and Illinois Territory, and administered by territorial...

of the larger Northwest Territory until 1800, when western Michigan became part of the Indiana Territory. Michigan Territory was formed in 1805, but some...

precursors created by the Territory of Michigan or the State of Michigan. It excludes counties that existed in the Territory of Michigan or the modern boundaries...

northern half of the territory, modern Wisconsin and parts of modern Minnesota and Michigan became part of the Territory of Michigan in 1818. The area was...

as the Michigan–Ohio War or Ohio–Michigan War, was a boundary dispute between the U.S. state of Ohio and the adjoining territory of Michigan over what...

Knox County, Indiana Territory and later, the Illinois Territory. Transferred to Indiana Territory in 1803 and to Michigan Territory in 1805. Other counties...

subdivided to create the Michigan Territory (1805) and the Illinois Territory (1809). The Indiana Territory was the first new territory created from lands of...

the Missouri Territory in 1821 and attached to the Michigan Territory in 1834. The portion that was formerly part of the Northwest Territory and which later...

delegations from Michigan to the United States House of Representatives and the United States Senate. The current dean of the Michigan congressional delegation...