Martyr of England. She was born Margaret Plantagenet, the niece of Edward IV and RichÂard III. She married Sir Reginald Pole about 1491 and bore five sons, including Reginald Cardinal Pole. Margaret was widowed, named countess of Salisbury, and appointed governess to Princess Mary, daughter of Hemy VIII and Queen Catherine of Aragon, Spain. She opposed HenryÂ?s marÂriage to Anne Boleyn, and the king exiled her from court, although he called her Â?the holiest woman in England.Â? When her son, … Excellent content provided by https://www.catholic.org/.