Anne St Leger, Baroness de Ros it coincided with her mother's death. A greatly desirable bride since her birth, Anne was contracted to marry Lord Ferrers of Groby. He was the eldest son of Thomas Grey, 1st Marquess of Dorset, who had been married to her older half-sister and whose mother was her aunt, King Edward IV's wife Elizabeth Woodville. Queen Elizabeth was determined to secure the Exeter inheritance for her descendants by her first marriage, and in 1483, St Leger was declared heiress to the entire estate of her father by an Act of Parliament. The arrangement, detrimental to the interests of the surviving descendants
Anne Woodville an Act of Parliament known as "Titulus Regius" which declared King Edward V and his siblings illegitimate. Elizabeth, now styled as Dame Grey, was forced to seek sanctuary with her daughters, while her two sons, the "Princes in the Tower" were kept in the Tower of London by the orders of King Richard III. On 25 June 1483, King Richard also ordered the executions of Anne and Elizabeth's brother Anthony Woodville, Earl Rivers, and Richard Grey who was Elizabeth's younger son by her first marriage to Sir John Grey of Groby. Anne Woodville, Viscountess Bourchier, died on 30 July 1489,