Multipolar Power Systems and International Stability

In the classical literature of diplomatic history, the balance-of-power concept occupies a central position. Regardless of one's interpretation of the term or one's preference for or antipathy to it, the international relations scholar cannot escape dealing with it. The model is, of course, a multifaceted one, and it produces a fascinating array of corollaries; among these, the relationship between the number of actors and the stability of the system is one of the most widely accepted and persuasive. That is, as the system moves away from bipolarity toward multipolarity, the frequency and intensity of war should be expected to diminish.