Seamstresses work on their sewing machines at the Camen's Confections clothing factory Wednesday, Dec. 26, 2003, in Guadalajara City, Mexico. Camen make clothing for Wal-Mart and Sams Club. As the North American Free Trade Agreement turns 10 on Jan. 1, 2004, supporters and detractors are engaged in a heated debate about the future of the precedent-setting commerce treaty as well as its impact on free trade in the Americas and around the globe.(AP Photo/Guillermo Arias) In Guadalajara, operators sew clothing at Camen's Confections, a company that sells to Wal-Mart. A sailboat passes a container ship in busy Sydney Harbor. Australia and the United States may be close to a free trade agreement. A sailboat passes a container ship in busy Sydney Harbor. Australia and the United States may be close to a free trade agreement. also ran 02/26/2004 03/30/2004 As You Sow's Michael Passoff (left), Conrad MacKerron and Thomas Van Dyck at Urban Ore in Berkeley, which recycles computers. As You Sow's Michael Passoff (left), Conrad MacKerron and Thomas Van Dyck at Urban Ore in Berkeley, which recycles computers. Ran on: 09-19-2011 Controversial since it came into force in 1994, NAFTA sparked renewed debate on its 10th anniversary. Here, workers in Guadalajara City sew clothing for Walmart and Sam's Club just a few days before the decade mark.