Khan Academy
Khan Academy: International Trade and Public Policy
Practice what you have learned about the impact of trade, tariffs, and quotas on consumer and producer surplus in this exercise.
Other
Causes of the Civil War: A North Georgia Perspective
Read about the causes of the Civil War from a southern perspective.
Other
1816 1860: The Second American Party System and the Tariff
At this resource, scroll to 1824 to find Henry Clay's support of an American System that would encourage economic development for all parts of the nation. The entire resource deals with tax matters from 1816.