Edward VI of England half-sister Mary would jeopardise the English Reformation, and Edward's Council and officers had many reasons to fear it. Edward himself opposed Mary's succession, not only on religious grounds but also on those of legitimacy and male inheritance, which also applied to Elizabeth. He composed a draft document, headed "My devise for the succession", in which he undertook to change the succession, most probably inspired by his father Henry VIII's precedent. He passed over the claims of his half-sisters and, at last, settled the Crown on his first cousin once removed, the 16-year-old Lady Jane Grey, who on 25 May 1553
Edward the Black Prince between Edward III and Philip VI, the Duke of Cornwall is said to have met the cardinals outside the City of London, and in company with many nobles to have conducted them to the King Edward. On 11 July 1338 his father, who was on the point of leaving England for Flanders, appointed him guardian of the kingdom during his absence, and he was appointed to the same office on 27 May 1340 and 6 October 1342; he was of course too young to take any save a nominal part in the administration, which was carried on by the council.