“ In the same year, John landed in Normandy. In support of Arthur, Philip took the field against him. Soon, however, Philip's unscrupulous conduct gave offense to the Angevin friends of Arthur, and in 1200 a peace was concluded between John and Philip. In 1202 war again broke out. Poitou rose in insurrection against England, and Arthur, who had marched to besiege the castle of Mirabeau, was taken prisoner. He was removed in 1203 to Rouen, where he mysteriously disappeared — drowned in the Seine, some said, by John's own hands. ”