Battle of Agincourt V marched to the north, the French moved to block them along the River Somme. They were successful for a time, forcing Henry to move south, away from Calais, to find a ford. The English finally crossed the Somme south of Péronne, at Béthencourt and Voyennes and resumed marching north. Without a river obstacle to defend, the French were hesitant to force a battle. They shadowed Henry's army while calling a "semonce des nobles", calling on local nobles to join the army. By 24 October, both armies faced each other for battle, but the French declined, hoping for the arrival
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