Chivalry and Betrayal: The Hundred Years' War is a 2013 documentay television series written and presented by cultural historian Dr. Janina Ramirez looking at a time when the ruling classes of England and France were b...展开ound together by shared sets of values, codes of behaviour and language for three hundred years that ended with the The Hundred Years' War when chivalry ended with the devastating warfare of cannon and betrayal between rulers when England lost her French possesions. Broadcast by the BBC in February 2013. Via http://en.wikipedia.org/wiki/Chivalry_and_Betrayal:_The_Hundred_Years%27_War