This is a print on demand edition of a hard to find publication. Since the 9/11 terrorist attacks, U.S. attention to terrorism in Latin Amer. has intensified, with an increase in bilateral and regional cooperation. Terrorism in the region was primarily perpetrated by terrorist org. in Colombia and by the remnants of radical leftist Andean groups. But, the threat of a transnational terrorist attack remained low for most countries in the hemisphere. Both Cuba and Venezuela are on the list of countries not cooperating with U.S. anti-terrorism efforts. There are also concerns on the activities of the Lebanon-based Islamic group Hezbollah and the Sunni Muslim Palestinian group Hamas in the area of Argentina, Brazil, and Paraguay. This report discusses U.S. concerns over terrorism in Latin Amer. incl. increased regional cooperation.