Historical novel. 15th century The fall of Constantinople, the last battles in the 100-year Anglo-French War, the wars of the Principality of Moldova with Wallachia and Turkey, events in the Crimea, where the heir to the Roman Empire - the tiny Principality of Theodoro - under the leadership of the young Prince Alexander heroically fights for its independence against the Turks. This is not a complete list of events covered in the novel. Basic facts are taken from historical documents. If a historical event is interpreted differently in documents, then the author took responsibility for choosing the correct option from his point of view. The book is useful for people who are interested in history. The novel is masculine, educational, and as reliable as possible. In addition to battles, weapons, duels, love, it describes the customs, historical events, historical figures, architecture, works of art, clothing, dances... Venice, Florence, Hungary, Moldova, Turkey... 15th century.