George Plantagenet, 1st Duke of Clarence not present – Edward himself prosecuted his brother, and demanded that Parliament pass a Bill of Attainder against his brother, declaring that he was guilty of "unnatural, loathly treasons" which were aggravated by the fact that Clarence was his brother, who, if anyone did, owed him loyalty and love. Following his conviction, he was "privately executed" at the Tower on 18 February 1478, by tradition in the Bowyer Tower, and soon after the event, the rumour gained ground that he had been drowned in a butt of Malmsey wine. Richard III biographer Paul Murray Kendall believes that the reason that
Thomas of Lancaster, 1st Duke of Clarence Thomas of Lancaster, 1st Duke of Clarence Thomas of Lancaster, 1st Duke of Clarence (autumn 1387 – 22 March 1421) was a medieval English prince and soldier, the second son of King Henry IV of England and brother of Henry V. He acted as councillor and aide to both. After the death of his father he participated in the military campaigns of his brother in France during the Hundred Years' War. Heir to the throne in the event of his brother's death, he was left in charge of English forces in France when Henry returned temporarily to England after his