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 of Canada, not the former British claim to the French throne. While the position of King of France was restored in 1814 (and later abolished for the final time in 1848) subsequent British monarchs did not pursue the claim to the French throne. The Jacobite pretenders were James II of England and his successors, continuing to be styled "Kings of England, Scotland, France and Ireland" past their deposition in 1689. All four pretenders continued to actively claim the title King of France as well as that of King of England, Scotland and Ireland from 1689 till 1807: James II for