The book depicts the origin and formation of intelligence activities in the ancient lands of Ukraine in ancient times - from the Eastern Slavs and Kievan Rus to the Hetman Cossack state.
ADEF-Ukraine Publishing House is a complete cycle printing house incorporating design, prepress, printing, post-press and hardcover book binding. In 2003 the company has been certified for compliance with ISO 9001:2008 in the sector "Publishing. Provision of printing services in the production of books and magazines. We offer a wide range of services. Our main products are: Books in hard and soft cover; Magazines, brochures, booklets; Promotional products; Calendars; et al.