KAREL WELLENS is Professor of Public International Law and the Law of International Organisations, Faculty of Law, Catholic University of Nijmegen. He is also Chairman of the Advisory Committee on International Legal Issues to the Dutch Foreign Ministry and Co-Rapporteur of the ILA-Committee on Accountability of International Organisations. His other publications include Resolutions and statements of the UN Security Council (1946 1992): A thematic guide (editor; 1993) and Economic conflicts and disputes before the World Court (1922 1995) (1996).