Nullification Crisis: The Nullification Crisis was a conflict between the federal government and the state of South Carolina over the issue of tariffs. South Carolina threatened to nullify, or refuse to enforce, federal tariff laws that it deemed unconstitutional.
Bank War: The Bank War was a political struggle between President Andrew Jackson and the Second Bank of the United States, the country's national bank. Jackson opposed the bank's power and influence, leading to a showdown that ultimately resulted in the bank's charter not being renewed.
Tariff of Abominations: The Tariff of Abominations was a high protective tariff passed in 1828 that was strongly opposed by the South, particularly South Carolina, as it was seen as favoring Northern industrial interests over the agricultural South.