"Ancient Law: Its Relation to the History of Early Society" is an essay written by the eminent British jurist Henry Sumner Mayne, in which the author analyzed the development of jurisprudence in early societies. The publication dates back to 1861, but it still remains one of the important works in the history of law and sociology. In the book, Mayne examines various aspects of ancient law, reflecting the role of tradition, custom, and principles that influenced the formation of legal norms in early societies. The author traces the connection between the development of law and the socio-economic conditions of early eras, highlighting the changes that occurred with the change in the structure of society. The book "Ancient Law: Its Relation to the History of Early Society" opens new depths for understanding the history of jurisprudence and the cultural development of mankind, and remains relevant to this day for anyone interested in this topic."