John of Gaunt John of Gaunt John of Gaunt, Duke of Lancaster (6 March 13403 February 1399) was an English prince, military leader, and statesman. He was the third of the five sons of King Edward III of England who survived to adulthood. Due to his royal origin, advantageous marriages, and some generous land grants, Gaunt was one of the richest men of his era, and an influential figure during the reigns of both his father, Edward, and his nephew, Richard II. As Duke of Lancaster, he is the founder of the royal House of Lancaster, whose members would ascend to the throne
John of Gaunt However, mistrust remained, and some suspected him of wanting to seize the throne himself. John took pains to ensure that he never became associated with the opposition to Richard's kingship. As "de facto" ruler during Richard's minority, he made unwise decisions on taxation that led to the Peasants' Revolt in 1381, when the rebels destroyed his home in London, the Savoy Palace. Unlike some of Richard's unpopular advisors, John was away from London at the time of the uprising and thus avoided the direct wrath of the rebels. In 1386 John left England to seek the throne of Castile, claimed