The feudal city of the North Caucasus (medieval Derbent in the VI-XIII centuries . )" by A. A. Kudryavtseva and E. A. Kudryavtseva is a fascinating and in-depth study that immerses the reader in the history of one of the most mysterious and significant cities of the medieval world. Derbent, located at the junction of cultures and civilizations, for centuries served as an important strategic and trade hub, and it is on his example that the authors reveal many aspects of the feudal system and people's lives during this period. The book will be of interest not only to historians and students studying medieval history, but also to everyone who is fond of the culture and heritage of the Caucasus. It is suitable for readers of different ages - from high school students preparing for exams to adults who want to expand their knowledge of the rich history of the region. Interest in Derbent as an object of research is growing, and this book will be an excellent addition to any library devoted to the history of Russia and the Caucasus. Authors, A. A. Curves and E. A. Kudryavtsev, are experienced researchers who not only dive deep into archival sources, but also use modern methods of analysis, which makes their work relevant and valuable. The book deals in detail with such topics as the social structure of society, economic relations, architectural achievements and cultural features of Derbent during the specified period. The reader will be able to learn about how the city developed under the influence of different cultures and peoples, how its functions and significance changed in the context of a wider historical picture. One of the key themes of the book is the interaction of different cultures and religions, which makes Derbent a unique place on the map of the medieval world. The authors focus on how multiculturalism and multilingualism influenced the daily lives of citizens, how traditions and customs were formed. This allows the reader not only to better understand the history of the city, but also to realize how important Derbent is for the study of cultural processes in the Caucasus and in general in the history of Russia. The style of the authors is distinguished by clarity and accessibility, which makes complex historical concepts understandable to a wide audience. Each chapter of the book is permeated with living examples and interesting facts that will not leave any reader indifferent. In addition, the work includes many illustrations, maps and diagrams, which helps to better visualize the events and phenomena described. If you are looking for books on the history of the Caucasus, medieval architecture or cultural heritage, the Feudal City of the North Caucasus will be a real find for you. This is not just a scientific publication, but a fascinating journey into the past that will help you see Derbent in a new light. The book will also be of interest to those looking for information about feudal structures and urban development in the Middle Ages, as well as those who want to understand how historical processes shaped modern society. In conclusion, “The feudal city of the North Caucasus (medieval Derbent in the VI-XIII centuries . This is not just a book, but a whole era captured on the pages of .. It inspires further research and opens new horizons for understanding the history and culture of the Caucasus. Do not miss the opportunity to touch this unique heritage and learn more about Derbent, which continues to be an important part of the historical mosaic of Russia.