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 two-to-one". However, Clifford J. Rogers, professor of history at the United States Military Academy at West Point, has recently argued that archival records are too incomplete to substantially change his view that the English were outnumbered about 4–1. Juliet Barker also disagrees with Curry's arguments in the acknowledgements section of her 2005 book on Agincourt, saying: "Surviving administrative records on both sides, but especially the French, are simply too incomplete to support [Curry's] assertion that nine thousand English were pitted against an army only twelve thousand strong. And if the differential really was as low as three to four then