Bertrand Du Guesclin was one of the great heroes of medieval France. His engaging, adventurous life story embodies all the drama and excitement of the Hundred Years War. The rise of Bertrand du Guesclin ranks as one of the most spectacular adventures in a fourteenth century rich in heroic tales. A poor Breton squire, ungainly and unlettered, he came of age at the onset of the Hundred Years War. Hespent two decades engaged in irregular warfare...