 In 1228, during Louis IX's minority, Blanche of Castile decided to fortify the city and to rebuild the castle.Later, during the 1350s and 1360s, the schools of Law, Medicine and Theology, renowned in Europe, were organized into a university.In 1373, Louis I of Naples and Anjou ordered the six tapestries illustrating the Apocalypse of St John known today as the "Apocalypse Tapestry".