1. Charles Krauthammer, ‘The Unipolar Moment’, Foreign Affairs, 70, 1990–91: 23–33; and Joseph S. Nye, Bound to Lead: The Changing Nature of American Power (New York: Basic Books, 1990).
2. Barry Buzan, ‘Rethinking Security After the Cold War’, Cooperation and Conflict, 32 (1), March 1997: 5–28; and Barry Buzan and Ole Wæver, Regions and Powers: The Structure of International Security (Cambridge, UK: Cambridge University Press, 2003).
3. The realist tradition in international relations argues that State capabilities measured primarily in terms of military power determine State behaviour. For realists, cooperation in the international system is not possible as relative gains affect the balance of power. The liberal tradition gives ...