Includes bibliographical references and index.

Introduction: Multilateralism in the 21st Century / Caroline Bouchard, John Peterson and Nathalie Tocci. -- Part I: Mapping Modes of Multilateralism. Making Multilateralism Effective: Modernising Global Governance / Caroline Bouchard and John Peterson ; The Evolving 'Doctrine' of Multilateralism in the 21st century / Geoffrey Edwards, Christopher Hill, Elena Lazarou, and Julie Smith ; Effective or Defective? Europe's Experience of Multilateralism / Christopher Hill and John Peterson. -- Part II: Multilateralism in EU Policies. Assessing EU Multilateral Action: Trade and Foreign and Security Policy Within a Legal and Living Framework / Nadia Klein, Tobias Kunstein and Wulf Reiners ; Market Power Europe: Externalisation and Multilateralism / Chad Damro. -- Part III: Multilateralism in Practice: Key Regions and Partners. The Energy and Migration Dimensions of the EU's cooperation with the Mediterranean / Nur Abdelkhaliq and Silvia Colombo ; Multilateral as Envisaged? Assessing European Union's Engagement in Conflict Resolution in the Neighbourhood / Tomas Weiss, Nona Mikhelidze and Ivo Slosarcik ; The European Union Development Strategy in Africa: The Economic Partnership Agreement as a Case of 'Aggressive' Multilateralism? / Lorenzo Fioramonti ; The EU's Engagement with China in Climate Governance / Bo Yan, Giulia C. Romano and Chen Zhimin. -- Part IV: The European Union in Multilateral Fora. The European Union and the Reform of the United Nations: Towards a more effective Security Council / Nicoletta Pirozzi with Hubertus Jurgenliemk and Yolanda Spies ; The EU and the Middle East Quartet: A Case of (In)effective Multilateralism / Nathalie Tocci ; All Together Now? The European Union's Contribution to Fiscal Multilateralism in the G20 / Charlotte Rommerskirchen ; Conclusion: The EU and Effective Multilateralism / Caroline Bouchard, Nadia Klein, John Peterson and Wulf Reiners.