English claims to the French throne as King of France, but with his new son-in-law King Henry V of England as his heir (disinheriting Charles VI's son, the Dauphin Charles). Henry V then adopted the title Heir of France instead. Henry V and Charles VI died within two months of each other in 1422, and Henry V's infant son (Charles VI's grandson) Henry VI became King of France. He was the only English king who was "de facto" King of France, rather than using the style as a mere title of pretense. However, by 1429 Charles VII, with the support of Joan of Arc, had been
English claims to the French throne on 21 September 1792 and replaced it with the French First Republic. During the peace negotiations at the Conference of Lille, lasting from July to November 1797, the French delegates demanded that the King of Great Britain abandon the title of King of France as a condition of peace. In 1800, the Act of Union joined the Kingdom of Great Britain with the Kingdom of Ireland to a new United Kingdom of Great Britain and Ireland. George III chose this opportunity to drop his claim to the now defunct French throne, whereupon the fleurs de lis, part of the coat