hese excellent papers derived from contributions to the International Law Conference held in Adelaide in February 2004 deal with the principal aspects of modern armed conflict: the causes and prevention of conflict, conflict resolution and peace building, the law applicable in armed conflict (international humanitarian law, international criminal law, and state responsibility), and the roles of the United Nations, humanitarian organisations and peacekeepers. It is necessarily a wide rang- ing survey, since armed conflict (which used to be termed “war”) nowadays encom- passes or engages all these aspects