This brief explores how the concept of a world government has occupied the discourse of generations of scholars in the field of international relations from all schools of thoughts. While the Westphalian sovereignty principle has dominated the international system for centuries, the thought of developing a world government and prospering humankind through the effective end of conflicts continues to linger in the minds of many. But how “realistic” is such a proposal? With the rise of globalization and the weakening of national sovereignty, the discourse on bringing world federalism, or at the very least strengthening interstate cooperation under a state-centric anarchic system, has resurfaced in the academic setting.