Lieutenant of the Tower of London in 1424 during the reign of Henry VI. During the reign of Edward IV, Richard Haute (died 8 April 1487) was Lieutenant from 1471 to 1473. John de Vere, 13th Earl of Oxford was Constable in the reign of Henry VII, at which time Sir John Digby was his Lieutenant. According to some sources, in the reign of Henry VIII Sir Thomas Lovell (died 25 May 1524) served as Lieutenant from Michaelmas 1512; however according to other sources, he was Constable of the Tower. Among the prisoners of state in Lovell's custody was the Pretender to the Crown, Lambert Simnel.
Edmund Beaufort (died 1471) almost unassailable, but under the pressure of Edward's Flemish handgunners, once the battle began Beaufort moved down from the heights and attacked Edward IV's right flank. He was assailed by both the king and Richard, Duke of Gloucester, and was soon put to flight, his conduct having practically decided the battle in favour of the Yorkists. After the defeat, Somerset and other Lancastrian leaders took refuge in Tewkesbury Abbey, but they were forced from sanctuary two days later. They were tried and executed immediately, at the Cross in the centre of Tewkesbury, on Monday 6 May 1471. He was buried