About the book: 2015 / It so happened that in Rus' not only diplomats, but also grand dukes, tsars and emperors were engaged in official relations with foreign states. All these years, the activities of the embassy orders, and then the Ministry of Foreign Affairs, resembled an iceberg: the people knew only what they were allowed to know, and everything secret, confidential and not subject to disclosure lay in the archives. The author managed to open the steel doors of these archives and tell us that for many years the general public did not know what the rumors were about, but the truth was hidden behind seven seals.