Isabella of Scotland, Countess of Norfolk ladies were sometimes allowed to ride out under the strictest guard. Upon Isabella's release, she was required to marry English noble Roger Bigod, 4th Earl of Norfolk. All of the sisters married English nobility whilst Alexander was required to marry Princess Joan, daughter of King John. Roger was roughly fourteen years Isabella's junior. Henry III of England granted her property when she married Roger in May 1225. Roger became a ward of his new brother-in-law King Alexander; he held the position until 1228. Isabella was second-in-line to the Scottish throne (after her sister Margaret) until 1227 when Margaret's daughter and
Isabella of Aragon, Queen of Portugal 1480, Prince Afonso went to live in the town of Moura with his maternal grandmother Beatrice, Duchess of Viseu, and was joined in the early months of the following year by his future wife, the ten-year-old Isabella. She spent three years in Portugal before returning home. Isabella also spent a considerable part of her youth on campaign with her parents as they conquered the remaining Muslim states in southern Spain. For example, she accompanied her mother in accepting the surrender of the city of Baza. Her first marriage was to Prince Afonso, the only son and heir of king John