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 senior regent of the realm and was in charge of the ongoing war in France. During Bedford's absence, the government of England was headed by Henry V's other surviving brother, Humphrey, Duke of Gloucester, who was appointed Lord Protector and Defender of the Realm. His duties were limited to keeping the peace and summoning Parliament. Henry V's half-uncle Henry Beaufort, Bishop of Winchester (after 1426 also Cardinal), had an important place on the Council. After the Duke of Bedford died in 1435, the Duke of Gloucester claimed the Regency himself, but was contested in this by the other members of