National Role Conceptions in a New Millennium examines the transformation of the international system through an examination of the role conceptions adopted by the different global actors.

1. Introduction, Defining Roles in a Polycentric World. Part 1: National Roles 2. Shrinking the U.S. leadership role: Populism and the Change of Domestic and International "Others". 3. The Evolution of Russia's National Role Conceptions: From Cooperation to Great Power Competition 4. Taking Center Stage: China's New Role Assertiveness in the 21st-Century International System 5. A Tenuous Island: The Destabilization of Britain's Role in the International System of the 21st Century 6. Berlin, We Have a Problem: Germany's Role Adaptability and the Transatlantic Security Community 7. Contesting Japan's International Role: The Responses of Japanese Non-Governmental Organizations to the Transformation of Japanese ODA Policy Part 2: Institutional Roles 8. The EU's Self-Conception of Its Roles in Global Affairs 9. NATO's Role Transitions in a Changing International System 10. ASEAN: The Center of Asian Regionalization? A Model for a Global Future? 11. The Organization of American States' role as facilitator of democracy promotion: Persuasion and social influence during the political crisis in Venezuela 12. Conclusion, Turbulence in the 21st Century International Order