http://www.ustr.gov/trade-agreements/free-trade-agreements The Office of the United States Trade Representative lists all countries with which the USA presently has trade agreements. This site also provides current information concerning newly introduced FTAs, which have not yet been fully implemented.

http://sdnsearch.ofac.treas.gov/ The US Treasury Department’s Sanctions List Search provides a great resource for searching the many US sanctions lists. General information on US sanctions programmes can be found at http://www.treasury.gov/resource-center/sanctions/Pages/default.aspx.