Henry V of England of the influential John of Gaunt, and great-grandson of Edward III of England. At the time of his birth, Richard II, his first cousin once removed, was king. Henry's grandfather, John of Gaunt, was the king's guardian. As he was not close to the line of succession to the throne, Henry's date of birth was not officially documented; and for many years it was disputed whether he was born in 1386 or 1387. However, records indicate that his younger brother Thomas was born in the autumn of 1387 and that his parents were at Monmouth in 1386 but not in
John, King of England succession. Henry the Young King had been crowned King of England in 1170, but was not given any formal powers by his father; he was also promised Normandy and Anjou as part of his future inheritance. Richard was to be appointed the Count of Poitou with control of Aquitaine, whilst Geoffrey was to become the Duke of Brittany. At this time it seemed unlikely that John would ever inherit substantial lands, and he was jokingly nicknamed "Lackland" by his father. Henry II wanted to secure the southern borders of Aquitaine and decided to betroth his youngest son to Alais, the