 It also brought new works of art leaning toward the extreme, including the tortured "The Head of Saint Paul" by Juan Alonso Villabrille y Ron, along with more delicate works, including a sculpture of Saint Florentine by Francisco Salzillo.The reign of Charles III of Spain (1760–1788), brought an abrupt end to the Spanish Baroque, and a transition to neoclassicism.The King decreed in 1777 that all altar sculptures and retables had to be approved in advance by the Royal Academy of San Fernando, and that marble and stone, not wood, should be used whenever possible in sculpture.