The book "A Narrative of the Study of the Law of Nature and Nations" was written by the eminent British lawyer and philosopher Sir James Mackintosh. In his work, he explores the concepts of natural law and international law, analyzing their meaning and impact on society. The author expresses his opinion about natural human rights, their origin and development, as well as about the role of international law in resolving conflicts between states. This book helps the reader to better understand the philosophy and foundations of the legal system that determine the relationship between people and states.