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 the Zab for the caliph, however, was only lukewarm. The morale of the Umayyads had been damaged by the series of defeats inflicted earlier in the rebellion, while the morale of the Abbasid armies had increased. The Abbasid army formed a spear wall, a tactic they had adopted from their Syrian opponents, presumably from witnessing it in earlier battles. This entailed standing in a battle line with their lances pointed at the enemy (similar to the stakes used by English longbowmen at Agincourt and Crécy many centuries later). The Umayyad cavalry charged, possibly believing that with their experience they could break the