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 the Praguerie itself, the prospect of gaining the allegiance one of Charles VII's more rebellious nobles was attractive from a military perspective. In about 1441, the recently ransomed Duke of Orléans, in an attempt to force Charles VII to make peace with the English, suggested a marriage between Henry VI and a daughter of John IV, Count of Armagnac, a powerful noble in southwestern France who was at odds with the Valois crown. An alliance with Armagnac would help to protect English Gascony from increasing French threats in the region, especially in face of defections by local English vassals to