Battle of Muret

Timeline

1. 1213Languedoc · LanguedocKing Peter II of Aragon, at the request of the lords of Languedoc and their Cathar allies, led his army north to relieve Toulouse, then besieged by the Albigensian Crusade, and confronted Simon de Montfort's forces near Muret.
2. 1213Muret · LanguedocSimon de Montfort launched a surprise attack while Peter II's troops were off guard, defeating the Aragonese-Languedocian coalition despite being outnumbered. Peter II was killed in the melee, the coalition army broke and fled, and the crusaders won a decisive victory.
3. 1213–1214Languedoc · LanguedocThe defeat at Muret cost Aragon its direct military influence over the affairs of southern France; the resistance in Languedoc was severely damaged, the Albigensian Crusade was able to consolidate control over the region, and the northern Iberian Reconquista was also affected by the change of Aragonese royal power.