This text by a leading international law scholar provides an incisive, analytic guide to transnational litigation in the U.S. courts, covering complex doctrines in depth, while remaining clear and accessible for students. All major doctrinal areas are addressed, including transnational public and private law litigation, extraterritoriality, foreign sovereign immunity, the Act of State Doctrine, jurisdiction to adjudicate, service of process, forum non conveniens, transnational discovery, and recognition and enforcement of foreign judgments and injunctive decrees.