Princes in the Tower becoming king, Henry married the princes' eldest sister, Elizabeth of York, to reinforce his claim to the throne. Not wanting the legitimacy of his wife or her claim as heiress of Edward IV called into question, prior to the marriage he had repealed the "Titulus Regius" which had previously declared the princes (and Elizabeth) illegitimate. Markham suggests the princes were executed under Henry's orders between 16 June and 16 July 1486, claiming that it was only after this date that orders went out to circulate the story that Richard had killed the princes, and that the princes' mother, Elizabeth Woodville,
The Tale of the Princes of Vladimir The Tale of the Princes of Vladimir The Tale of the Princes of Vladimir () is an early 16th-century Muscovite treatise which propounds the conception of Moscow as the Third Rome. The book traces the male-line descent of Muscovy's royal family not only from Rurik, but from a certain Prus, to whom his uncle, Emperor Augustus, gave the northern part of the world, which later came to be known as "Prussia". These claims to imperial heritage are further shored up by the story of Monomakh's Cap, a purported imperial crown which Constantine IX Monomachos of Byzantium is supposed to have