Château de Chinon succession to the French throne. The war ended in 1453 when the English were finally ejected from France, but in the early 15th century the English under King Henry V made significant territorial gains. The Treaty of Troyes in 1420 made Henry V the heir apparent to the French throne but when the French king, Charles VI, and Henry V died in the space of two months in 1422 the issue of succession was again uncertain. The English supported Henry V's son, Henry VI who was still a child, while the French supported recognised Charles VII, the Dauphin of France.
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