Battle of Wakefield castle on 30 December. His reasons for doing so have been variously ascribed to deception by the Lancastrian armies, or treachery by some nobles and Lancastrian officers who York thought were his allies, or simple rashness or miscalculation by York. The Duke of York was killed and his army was destroyed, many of the prominent Yorkist leaders and their family members died in the battle or were captured and executed. King Henry VI ascended the throne in 1422, when he was only nine months old. He grew up to be an ineffective king, and prone to spells of mental illness.
English claims to the French throne as their lawful king, and declared that "Women do not succeed to the throne of France." This was later said to have been based on the 5th century Salic law, but it is now known that the Salic Law was only rediscovered later and used by the lawyers of the Valois kings to fortify their masters' title with an additional aura of authenticity. At the time of Charles's death in 1328, there was once again a dispute over the succession. Although it had come to be accepted that a woman could not possess the French throne in her own right,