1. For an excellent discussion of the debate surrounding this doctrine, see Richard Haass, Intervention: The Use of American Military Force in the Post – Cold War World (Brookings Institution, 1994).
2. For a different proposal, see Richard Haass, The Reluctant Sheriff (Council on Foreign Relations).
3. Joseph Nye, “Redefining the National Interest,” Foreign Affairs 78 (July/August 1999): 28.