This course is an introduction to the nature and scope of international and transnational crime, to the emerging legal framework for its prevention and control, and to its impact on the U.S. criminal justice system. Emphasis will be placed on the international aspects of the work of different criminal justice agencies, such as formal and informal police cooperation and the use of mutual assistance and extradition agreements, and on the bilateral, regional, and international structures created for crime prevention, punishment and control.