Eniclicas sociales By Alba Ortiz May 15, 1931 Pio XI Rerum Apr 1, 1961 Juan XXIII Mater et Magistra (1961) y Pacem in Terris (1963) Aug 6, 1964 Pablo VI Ecclesiam Suam Jan 6, 1979 Juan Pablo II Redemptor hominis Apr 8, 2012 Benedicto XVI Deus Caritas
