House of Tudor Richmond on 15 December 1449 and was married to Lady Margaret Beaufort, the great-granddaughter of John of Gaunt, the progenitor of the house of Lancaster; Jasper became the first Earl of Pembroke on 23 November 1452. Edmund died on 3 November 1456. On 28 January 1457, his widow Margaret, who had just attained her fourteenth birthday, gave birth to a son, Henry Tudor, at her brother-in-law's Pembroke Castle. Henry Tudor, the future Henry VII, spent his childhood at Raglan Castle, the home of William Herbert, 1st Earl of Pembroke, a leading Yorkist. Following the murder of Henry VI and death
Michael de la Pole, 1st Earl of Suffolk Michael de la Pole, 1st Earl of Suffolk Michael de la Pole, 1st Baron de la Pole, later 1st Earl of Suffolk (c. 1330 – 5 September 1389) was an English financier and Lord Chancellor of England. He was the eldest son of Sir William de la Pole (d. 1366) and Catherine Norwich, daughter of Sir Walter Norwich. His younger brother was Edmund de la Pole. His father was a wool merchant from Hull who became a key figure during the reign of Edward III: after the collapse of the Bardi and Peruzzi families, he emerged as Edward's chief financier.