Henry IV of England Henry IV of England Henry IV (15 April 1367 – 20 March 1413), also known as Henry Bolingbroke (), was King of England from 1399 to 1413, and asserted the claim of his grandfather, Edward III (himself a maternal grandson of Philip IV of France), to the Kingdom of France. Henry was born at Bolingbroke Castle in Lincolnshire. His father, John of Gaunt (1340-1399) (created 1st Duke of Lancaster in right of his wife), was the fourth son (third to survive to adulthood) of King Edward III and enjoyed a position of considerable influence during much of the reign of
Henry V of England Henry, Lord Scrope and Richard, Earl of Cambridge (grandfather of the future King Edward IV of England), in July 1415. Mortimer himself remained loyal to Henry. Starting in August 1417, Henry V promoted the use of the English language in government and his reign marks the appearance of Chancery Standard English as well as the adoption of English as the language of record within government. He was the first king to use English in his personal correspondence since the Norman conquest 350 years earlier. Henry could now turn his attention to foreign affairs. A writer of the next generation was