History of the English penny (1154–1485) that inscription, while ones produced by the London and Calais mints were inscribed . During the post-treaty period the Durham and York mints became "ecclesiastical mints", under the authority of the local bishop or archbishop, and thus a source of money for the Church. Typical inscriptions of this period are – "Edward King of England and France". Edward III's son, the Black Prince died in 1376, a year before his father, which meant that the next king was Edward's eleven-year-old grandson Richard II (1377–1399). England continued to lay claim to France, and remained at war until 1396; high taxation to
Edward the Black Prince possible that this is where the title had its origins. The French soldier Philippe de Mézières refers to Edward as the greatest of the "black boars" – those aggressors who had done so much to disrupt relations within Christendom. Other French writers made similar associations, and Peter Hoskins reports that an oral tradition of "L'Homme Noir", who had passed by with an army, survived in southern France until recent years. In Shakespeare's "Henry V", the King of France alludes to "that black name, Edward, Black Prince of Wales". John Speed reported in 1611 that the Black Prince was so named