Global geopolitics is in the fatal grip of supremacism, impunity and nihilism. Rarely in recent history has there been such a glaring absence of global leadership that is both competent and morally serious. Consider supremacism first. Even if we grant the casuistry behind distinguishing the US from Israel strategically, there is no doubt that the wars in Gaza and now Iran have taken on the character of Western supremacy. In the short term, Israel’s unchecked aggression in both Gaza and Iran represents a reassertion of a Western hegemonic project. The much-touted idea of a multipolar world has proved illusory. While...