LINKS

US Bureau of Citizenship and Immigration Services: www.uscis.gov
US Department of State: travel.state.gov
US Embassies and Consulates around the world: usembassy.state.gov
US Visa Bulletin: www.travel.state.gov/visa_bulletin.html
US Singapore Free Trade Agreement www.ustr.gov
US Chile Free Trade Agreement  www.ustr.gov
Nafta  www.nafta-sec-alena.org