The Great Raid of 1355 in the Aquitaine'gLanguedoc region, which crippled southern France economically, and provoked resentment of the French throne among French peasantry. The raid also 'cushioned' the area for conquest, opened up alliances with neighbours in Aquitaine, the one with Charles II of Navarre being the most notable, and caused many regions to move towards autonomy from France, as France was not as united as England