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| | protection on Encyclopedia.com |
 | | After World War II, the United States played a leading role in the formation (1948) of the General Agreement on Tariffs and Trade (GATT) and in negotiating the several rounds of multilateral tariff reductions, most recently (1986) the Uruguay round, which led to the formation of the World Trade Organization. |
 | | The United States, however, followed the policy of protecting infant industries from the beginning of its national history. |
 | | In 1992, the United States, Canada, and Mexico negotiated the North American Free Trade Agreement (NAFTA), which created the world's largest trading zone. |
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