Henry IV is a classic English royal family biography by John Abbott. Henry IV (15 April 1367 1] - 20 March 1413), also known as Henry Bolingbroke, was King of England and Lord of Ireland from 1399 to 1413, and asserted the claim of his grandfather, Edward III, to the Kingdom of France. Henry was born at Bolingbroke Castle in Lincolnshire. His father, John of Gaunt, was the fourth son of Edward III and the third son to survive to adulthood, and enjoyed...