The main focus of Thucydides' historical analysis was primarily on:

Thucydides, a prominent ancient historian, is well-known for his critical examination of conflict, particularly in his work "History of the Peloponnesian War." His analysis fundamentally centers on the ethical considerations of war, exploring themes such as power, justice, and human behavior in the face of conflict. He is particularly concerned with the motivations behind warfare and the impact of war on society, emphasizing the importance of rational choices and moral implications.

Thucydides' method is analytical and empirical, focusing on firsthand accounts and direct observations rather than relying on myth or divine influence in understanding history. This approach underlines the significance of ethical considerations as he grapples with the complexities of human actions and the consequences of war on both individuals and states. His insights into the ethical dimensions of power struggles resonate throughout his work, establishing him as a pivotal figure in the study of war and politics.

While leaders, cultural advancements, and religious observations may have some relevance in historical context, they do not encapsulate the core of Thucydides’ inquiries as effectively as the ethical dimensions of war and the implications of human choices in conflict. Thus, the primary focus of his historical analysis is appropriately identified as the ethical considerations of war.