Bonne of Artois and Margaret III, Countess of Flanders. Philip was killed at the Battle of Agincourt in 1415, against the English king Henry V, who won the battle against Charles d'Albret and Charles VI of France. Their eldest son Charles succeeded as Count of Nevers. However, due to the child's minority, Bonne acted as regent from 1415 until 1424. She succeeded her aunt Jeanne d'Artois as Mademoiselle de Dreux and as Dame de Houdain. After Philip's death, Bonne married his nephew Philip the Good, Duke of Burgundy, on 30 November 1424 at Moulins-les-Engelbert. His first marriage to Michelle of Valois had produced
Battle of Agincourt on the defensive, he was eventually forced to take a calculated risk, and move his army further forward to start the battle. This entailed abandoning his chosen position and pulling out, advancing, and then re-installing the long sharpened wooden stakes pointed outwards toward the enemy, which helped protect the longbowmen from cavalry charges. (The use of stakes was an innovation for the English: during the Battle of Crécy, for example, the archers had been instead protected by pits and other obstacles.) The tightness of the terrain also seems to have restricted the planned deployment of the French forces. The French