In today's "flatter" world, the most serious criminal activity affecting the United States is increasingly transnational, thereby requiring the active assistance of other countries to combat it. The United States only relatively recently has dealt with this problem by entering into a growing number of bilateral and multilateral treaties, agreements, and formal and informal law enforcement arrangements. This treatise, designed for prosecutors, defense attorneys, judges and academics, is written by the former Department of Justice official responsible for supervising the implementation and...