Henry Stuart, Lord Darnley not together in early 1545 and a letter of March 1566, from Mary Queen of Scots, indicates Darnley was then nineteen years old. Therefore the date 1546 would seem probable. A descendant of both James II of Scotland and Henry VII of England, Henry Stuart, Lord Darnley, was heir to two royal houses, the House of Stuart and the House of Tudor, thus he had claim to both the Scottish and English thrones, a claim that may have cost him his life. In 1545, his father, Matthew Stewart, 4th Earl of Lennox was found guilty of treason in Scotland for
Henry Stuart, Lord Darnley the Tower of London in February 1562 revealed that he had obtained intelligence about the English Court from the Spanish ambassador, and the ambassador had entrusted him and Hugh Allen with messages and tokens for the Lennoxes and Darnley. Yaxley admitted that his missions were intended to arrange the marriage of the Queen of Scots with Darnley, that Darnley's religion guaranteed him greater success in his suit than the Earl of Arran, and that the countess had many friends "in the nurth". Although the Lennox threat never died out, Elizabeth did not convict the family of treason in 1562 after