There were originally three Lords Appellant: Thomas of Woodstock, Duke of Gloucester, son of Edward III and thus the king's uncle; Richard FitzAlan, Earl of Arundel and of Surrey; and Thomas de Beauchamp, Earl of Warwick.
Thomas de Beauchamp, 12th Earl of Warwick (1338/1339 – 1401), English medieval nobleman, and one of the primary opponents of Richard II
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Thomas de Beauchamp, 11th Earl of Warwick (1313? – 1369), English nobleman and military commander during the Hundred Years' War
before=Guy de Beauchamp
He was imprisoned in the Tower of London (in what is now known as the "Beauchamp Tower"), pleaded guilty and threw himself on the mercy of the king.