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Primary
PBS

Pbs: Aia: William Scarborough: Why Were the Native Americans Removed?

For Students 9th - 10th
A discussion by Dr. William Scarborough about the migration into Alabama and Mississippi after the War of 1812. Whites not only displaced the Indians, but also eventually brought in thousands of slaves.
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Article
Khan Academy

Khan Academy: Us History: 1800 1848: The Cotton Kingdom

For Students 9th - 10th
During the first half of the nineteenth century, demand for cotton led to the expansion of plantation slavery. By 1850, enslaved people were growing cotton from South Carolina to Texas.