Style of the British sovereign using the title in legal documents, he did not formally exchange letters confirming the renunciation with the French King. In 1369 Edward III resumed the title, claiming that the French had breached their treaty. Henry V invaded France, but agreed to the Treaty of Troyes, whereby he was recognised as the Heir and Regent of France, in 1420. He died in 1422, to be succeeded by his infant son, who became Henry VI. Shortly after his accession, Henry VI also inherited the French Throne. By the 1450s, however, England had lost all its territories in France, with the exception of
English claims to the French throne crowned at Reims and begun to push the English out of northern France. In 1435, an end to the French civil war between Burgundians and Armagnacs allowed Charles to return to Paris the following year, and by 1453 the English had been driven out of their last strongholds in Normandy and Guyenne. The only French territory left to the English was Calais which they held until 1558. Nonetheless the kings and queens of England (and, later, of Great Britain) continued to claim the French throne for centuries, through the early modern period. The words "of France" was prominently included among