Earl of Salisbury children: to his son Edward in 1485 until his execution for treason in 1499, and to Edward's sister, Margaret Pole, Countess of Salisbury, in 1513 until she was also executed, and the title again forfeited, in 1539. In 1605 the title was given to Robert Cecil, 1st Earl of Salisbury, a close advisor to James I. Cecil was a son of Queen Elizabeth I's chief advisor, William Cecil, 1st Baron Burghley. For information on this creation, see the Marquess of Salisbury. Some sources call Edward Plantagenet, 17th Earl of Warwick (1475–1499) also Earl of Salisbury, but "there is no reason
Earl of Pembroke of Henry VII. On 1 September 1532, a few months prior to her marriage to Henry VIII, Anne was granted the Marquesate of Pembroke; she was found guilty of treason and executed in May 1536, at which point the title became either forfeit or extinct at her death without male children. The title was next revived in favour of Sir William Herbert, whose father, Richard, was an illegitimate son of the 1st Earl of Pembroke of the house of Herbert. He had married Anne Parr, sister of Henry VIII's sixth wife, Catherine Parr, and was created Earl in 1551. The