Louis IX (Saint Louis): Regency, Royal Justice and Crusades (1226–1270) · HIGH MIDDLE AGES
After the crusade, Louis IX reinforced a simple idea: the king is the guarantor of a just order. This justice was not merely moral — it became an instrument of government.
Royal power multiplied enquiries and inspections of officials. The aim was twofold:
Royal justice attracted appeals. The more the king adjudicated, the more he asserted himself as the realm’s arbiter. This movement reinforced political unity: conflicts were resolved less by force and increasingly through procedures.