On December 17, 1992, the United States, Canada, and Mexico signed the North American Free Trade Agreement (NAFTA), which will eliminate many of the agricultural trade barriers that exist among the three countries. Because the United States implemented the U.S.-Canada Free Trade Agreement in 1989, which has already spurred U.S. agricultural export growth to Canada, the most significant trade expansion from NAFTA will result with Mexico, already U.S. agriculture's third largest ...