This chapter concurs with the contention that the prescriptions as to how power must be exercised at the domestic level (by virtue of major international human rights conventions) and the prohibition of certain political regimes (e.g. apartheid and fascist regimes ) already enshrined in international law before the end of the Cold War were subsequently supplemented by a new democratic rule. Indeed, the author of these lines believes, as is explained in the following paragraphs, that the practice since the end of the Cold War - and the accounts thereof in the legal scholarship - witnessed - and gave form to - a consolidation of a principle of democratic legitimacy. This development constituted a remarkable phenomenon, for it came to limit th...