United States 1789 - Hamilton tariff 1816 - Tariff of 1816 1824 - Tariff of 1824 1828 - Tariff of Abominations 1832 - Tariff of 1832 1833 - Tariff of 1833 1842 - Tariff of 1842 1846 - Walker tariff 1857 - Tariff of 1857 1861 - Morrill tariff 1872 - Tariff of 1872 1875 - Tariff of 1875 1883 - Mongrel Tariff 1890 - McKinley tariff 1894 - Wilson-Gorman tariff 1897 - Dingley tariff 1909 - Payne-Aldrich tariff 1913 - Underwood tariff 1921 - Emergency Tariff of 1921 1922 - Fordney-McCumber tariff 1930 - Hawley-Smoot tariff 1934 - Reciprocal Trade Agreements Act (Hull Trade Pacts) 1945 - Bretton Woods Agreement PL 79-171 1947 - General Agreement on Tariffs and Trade 1951 - Reciprocal Trade Agreements Act PL 82-50 1955 - Reciprocal Trade Agreements Act Extension PL 84-86 1958 - Reciprocal Trade Agreements Act Extension PL 85-686 1961 - ratified Organization for Economic Cooperation and Development Treaty 1962 - Trade Expansion Act PL 87-794 began the late 20th century process of removing tariffs 1963-1967 - Kennedy round of GATT 1973-1979 - Tokyo round of GATT 1974 - Trade Act PL 93-618 1979 - Foreign Trade Act PL 96-39 1984 - Trade and Tariff Act PL 98-573 1988 - Omnibus Foreign Trade and Competitiveness Act PL 100-418 1993 - North American Free Trade Agreement (NAFTA) PL 103-182 1994 - World Trade Organization created 2002 - Free Trade Area of the Americas (FTAA)