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
Line of succession to the former throne of the Kingdom of the Two Sicilies the male line from Charles III of Spain, who succeeded to the crowns of Naples and Sicily in 1734, reigning there until his succession to the throne of Spain with the death of his brother, Ferdinand VI of Spain on 10 August 1759. By the treaties of Vienna of 1738 and Naples of 1759 he was obliged to surrender the thrones of Naples and Sicily to preserve the European balance of power, The treaties of Vienna and Naples required that King Charles separate the Spanish crown from the Italian sovereignties by designating Don Charles, his second surviving son (the eldest