This study, available for the first time in paperback, explores the normative dimension of the evolving role of the United Nations in peace and security and, ultimately, in governance. What is dealt with here is both the UN's changing raison d'etre and the wider normative context within which the organisation is located. The study looks at the UN through the window of one of its most contentious, yet least understood, practices: active involvement in intra-state conflicts as epitomised by UN peacekeeping. Drawing on the conceptual tools provided by the 'historical structural' approach, this...