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 Bordeaux in August 1453, Henry experienced a mental breakdown and became completely unresponsive to everything that was going on around him for more than a year. (Henry may have been suffering from a form of schizophrenia, according to modern experts, as he reportedly demonstrated other symptoms of schizophrenia, especially hallucinations.) He even failed to respond to the birth of a son and heir, who was christened Edward. Henry may have inherited a psychiatric condition from Charles VI of France, his maternal grandfather, who was affected by intermittent periods of insanity during the last thirty years of his life. The Duke