Includes bibliographical references and index.

The UN and debates over weapons of mass destruction / Nina Tannenwald -- Facing the challenge of small arms : the UN and global security governance / Keith Krause -- Improving the effectiveness of UN arms embargoes / W. Andy Knight -- When aspiration exceeds capability : the UN and conflict prevention / Andrew Mack, Kathryn Furlong -- Can the UN still mediate? / Fen Osler Hampson -- Another reluctant belligerent : the United Nations and the war on terrorism / Edward C. Luck -- UN sanctions : a glass half-full? / Andrew Mack, Asif Khan -- International tribunals and the criminalization of international violence / Joanne Lee, Richard Price -- From peace-keeping to peace-building : the United Nations and the challenge of intrastate war / Allen G. Sens -- Refugee protection and state security : towards a greater convergence / Gil Loescher -- Authorizing humanitarian intervention / Jennifer M. Welsh -- Developing countries and the intervention-sovereignty debate / Ramesh Thakur -- The conundrums of international power sharing : the politics of Security Council reform / Mark W. Zacher -- The UN, regional organizations, and regional conflict : is there a viable role for the UN? / Brian L. Job -- Human security : an opening for UN reform / Lloyd Axworthy -- The League of Nations redux? / Richard Price.