Nullification Crisis Websites
A House Dividing: The Antebellum Republic, 1820–1861
Free interactive lessons on the causes of the Civil War, 1820–1861, for middle school, high school, and AP U.S. History: a timeline, cause-and-effect map, historical maps, primary sources, and a lesson builder for teachers. Covers the Missouri Compromise, Compromise of 1850, Kansas–Nebraska Act, Dred Scott, and secessi
Not Applicable
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8.94
