Have empires been the typical form of large-scale societal organization over the past two millennia?

This paper offers a critical examination of empire as a dominant form of large-scale societal organization over the past two millennia. Beginning with the conceptual and etymological evolution of the term empire, particularly its Roman roots in imperium, the study explores the ambiguity and historical variability of the concept across cultures and time periods. It situates the Roman Empire as a central case study, analyzing the administrative institutions, military structures, economic foundations, and cultural strategies that enabled its durability and expansive reach. The discussion further compares imperial formations in China, the Islamic world, and medieval Europe, highlighting how religion, sovereignty, and universalist ideologies shaped imperial governance. In addition to examining tributary empires, the paper considers alternative societal organizations such as city-states, tribal confederations, feudal systems, and imperial commonwealths, emphasizing the fluid and evolving nature of political structures. Finally, the study reflects on the enduring legacies of empire in the modern world, arguing that imperial logics continue to influence contemporary global politics and institutions. Through a comparative and historical lens, this paper underscores the importance of understanding empire not merely as a historical phenomenon but as a continuing force in shaping world history.