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
Battle of Agincourt Battle of Agincourt The Battle of Agincourt (; ; ) was a major English victory in the Hundred Years' War. It took place on 25 October 1415 (Saint Crispin's Day) in the County of Saint-Pol, Artois, some 40 km south of Calais (now Azincourt in northern France). England's unexpected victory at Agincourt against a numerically superior French army boosted English morale and prestige, crippled France, and started a new period in the war during which the English began enjoying great military successes. After several decades of relative peace, the English had renewed their war effort in 1415 amid the failure