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 in these French sources has the French losing six times more men than the English. It has been possible to name at least 500 individuals from the French army killed in the battle and over 300 prisoners. The English sources vary between about 1,500 and 11,000 for the French dead, with English dead put at no more than 100. Barker identifies from the available records "at least" 112 Englishmen killed in the fighting, including Edward of Norwich, 2nd Duke of York, a grandson of Edward III. One widely used estimate puts the English casualties at 450, a significant number in