This collection of essays in honour of Professor Leo Bouchez covers a wide variety of topics within the field of international law and related disciplines which Professor Bouchez came into contact with over the course of his long and distinguished career as a practising attorney. The contributions, by a distinguished group of friends and professional colleagues, reflect the diversity of his intellectual interests and professional activities, of both a theoretical and a practical nature. The essays include such topics as jurisdiction, extradition law, human rights and self-determination, the use of force and the enforcement of United Nations sanctions, territory and the law of the sea, as well as essays on municipal law topics relating to international law and on international relations. Professor Bouchez was a senior partner in the firm of Houthoff and Associates and Adjunct Professor of International Law at the University of Utrecht until his retirement in 1998.