Henry VI of England in accordance with the Treaty of Troyes of 1420, he became titular King of France upon his grandfather Charles VI's death. His mother, Catherine of Valois, was then 20 years old. As Charles VI's daughter, she was viewed with considerable suspicion by English nobles and was prevented from playing a full role in her son's upbringing. On 28 September 1423, the nobles swore loyalty to Henry VI. They summoned Parliament in the King's name and established a regency council to govern until the King should come of age. One of Henry V's surviving brothers, John, Duke of Bedford, was appointed
Henry VI of England on 16 December 1431. He was the only English king to be crowned king in England and France. It was shortly after his crowning ceremony at Merton Priory on All Saints Day, 1 November 1437, shortly before his 16th birthday, he obtained some measure of independent authority on 13 November 1437, but his growing willingness to involve himself in administration became apparent in 1434 when the place named on writs temporarily changed from Westminster (where the Privy Council was) to Cirencester (where the king was). He finally assumed full royal powers when he came of age. Henry was declared of