NAFTA And Its Effects On January 1, 1994, Canada, the United States and Mexico entered into the North American Free Trade Agreement. For the first time in history, the three countries agreed to create a single North American marketplace. THE EFFECTS OF THE NORTH AMERICAN FREE TRADE AGREEMENT The North American Free-Trade Agreement has proven to be a pox on American Society. This agreement between the United States, Canada, and Mexico has caused hundreds of thousands of jobs. Not only has NAFTA caused American jobs, but also those retaining their jobs are confronted with lower wages and benefits. American Farmers, long the backbone of world food supplies are taking