Chivalry and Betrayal: The Hundred Years' War to confirm his legitimacy resumed the war with France now led by a king who was insane. In 1415 he landed at Harfleur which fell after a long siege weakening the English army. Against advice Henry led his army on a chevauchée to English held Calais but was intercepted by a far larger French army at Agincourt and at the ensuing battle Henry's archers killed the cream of French nobility. At Agincourt Henry V, the son of a usurper, had proved his right to be King and he was determined to regain Normandy and recreate the Duchy and landed in
History of Western civilization famous victory against larger numbers at the Battle of Agincourt, while Richard the Lionheart, who had earlier distinguished himself in the Third Crusade, was later romanticised as an iconic figure in English folklore. A distinctive English culture emerged under the Plantagenets, encouraged by some of the monarchs who were patrons of the "father of English poetry", Geoffrey Chaucer. The Gothic architecture style was popular during the time, with buildings such as Westminster Abbey remodelled in that style. King John's sealing of the Magna Carta was influential in the development of common law and constitutional law. The 1215 Charter required the