The North American Free Trade Agreement, often known as NAFTA, is an organization made up of the United States, Mexico, and Canada which created a trilateral trade bloc.
Regular Websites
Foreign Agricultural Service: NAFTA
The United States Department of Agriculture's site details the agreement itself, its founding and important documents, and pertinent news. - Foreign Agricultural Service: NAFTA
http://www.fas.usda.gov/itp/Policy/NAFTA/nafta.asp
Public Citizen: North American Free Trade Agreement
This opponent of NAFTA outlines the reasons it challenges the wisdom of this agreement and delves into NAFTA and democracy, farmers, and investments. - Public Citizen: North American Free Trade Agreement
http://www.citizen.org/trade/nafta/
U.S. Trade Representative: North American Free Trade Agreement
The Executive Office of the President of the United States offers an overview of NAFTA including sections on each of the member nations, a history of the Agreement, and official documents. - U.S. Trade Representative: North American Free Trade Agreement
http://www.ustr.gov/trade-agreements/free-trade-agreements/north-american-free-trade-agreement-nafta