The book predominantly includes rare and little-known works by the famous Russian historian N.I. Kostomarov, written in different years but united by the common theme of the formation of the Ancient Russian state and various issues related to this process.
The book predominantly includes rare and little-known works by the famous Russian historian N.I. Kostomarov, written in different years but united by the common theme of the formation of the Ancient Russian state and various issues related to this process.