Emperor has been used since the Middle Ages, considered in those times equal or almost equal in dignity to that of Pope, due to the latter's position as visible head of the Church and spiritual leader of the Catholic part of Western Europe.
Ring Eropa, gelar Maharaja sampun kaangén saking abad pertengahan, taler duk punika pateh utawi masaih taeb nyané ring gelar Paus santukan dados pamucuk ring Gereja miwah manggala ring upacara krama Katolik ring Eropa widangan Kauh.