 The most influential FTA is the North American Free Trade Agreement (NAFTA), which came into effect in 1994, and was signed in 1992 by the governments of the United States, Canada and Mexico.In 2006, trade with Mexico's two northern partners accounted for almost 90% of its exports and 55% of its imports.Recently, the Congress of the Union approved the important tax, pension, and judicial reforms, and reform to the oil industry is currently being debated.