Tariff of Abominations (1828): This was an extremely high tariff that led to significant controversy because Southern states felt it unfairly benefited Northern manufacturers at their expense.
Smoot-Hawley Tariff Act (1930): An act passed during Great Depression which raised U.S. tariffs on over 20,000 imported goods leading global trade decline.
Free Trade Agreement: These are treaties between two or more countries to establish a free trade area where commerce in goods and services can be conducted across their common borders, without tariffs or hindrances.