The American Civil War, 1840–1877 · THE MAP IN
Map of the United States in September 1850
The Compromise of 1850
The United States in September 1850: The Compromise of 1850. The map shows who held what: The Union, Mexico, 1840–54.
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On the ground
- Utah and New Mexico territories — left by the Compromise of 1850 for their settlers to decide on slavery (popular sovereignty)
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