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
Richard II of England of Wales and his father's other titles. On 21 June the next year, Richard's grandfather Edward III, who was for some years frail and decrepit, also died, after 50 years as England's monarch. This resulted in the 10-year-old Richard succeeding to the throne, being crowned king on 16 July 1377. Again, fears of John of Gaunt's ambitions influenced political decisions, and a regency led by the King's uncles was avoided. Instead, the king was nominally to exercise kingship with the help of a series of "continual councils", from which John of Gaunt was excluded. Gaunt, together with his younger brother