Duke of Aquitaine to the Crown. Regardless, due to Henry Bolingbroke's seizure of the crown, he still came into possession of the dukedom. Henry V continued to rule over Aquitaine as King of England and Lord of Aquitaine. He invaded France and emerged victorious at the siege of Harfleur and the Battle of Agincourt in 1415. He succeeded in obtaining the French crown for his family by the Treaty of Troyes in 1420. Henry V died in 1422, when his son Henry VI inherited the French throne at the age of less than a year; his reign saw the gradual loss of English
English claims to the French throne of Aquitaine. However, in 1337, Edward, in his capacity as Duke of Aquitaine, refused to pay homage to Philip. The French king's response was to confiscate what was left of lands in English held Aquitaine, namely Gascony, thus precipitating the Hundred Years' War and Edward's revival of his claim to the throne and title of King of France in 1340. The decision to assume the title of "King of France" was made at the solicitation of his Flemish allies, who had signed a treaty that they would no longer attack the French king. They said that if Edward took the