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 Edward III, the nephew of the deceased king and thus the nearest adult male relative, based his claim on the theory that a woman could transmit a right of inheritance to her son. This claim was rejected by French jurists however, under the principle "Nemo plus juris ad alium transfere potest quam ipse habet" (no one can transfer a greater right to another than he himself has), and the throne was given to the male line heir, Philip, Count of Valois, a first cousin of the deceased king. At the time, Edward paid homage to Philip VI for his Duchy