The Family Holy Father: John Paul II Audience Series: Original Unity of Man and Woman (1979-80) Encyclical: Evangelium Vitae (1995) Apostolic Constitution: Magnum Matrimonii Sacramentum Apostolic Exhortation: Familiaris Consortio (1981) Apostolic Letter: Mulierus Dignitatem Letter: Letter to Women (29 June1995) Message for Peace: The Family Creates The Peace of The Human Family (January 1, 1994) Message for World Communications Day 1994: Television and the Family Letter: Letter to Families (1994) Letter: Letter to Children in the Year of the Family (1994) Speeches to the Plenary Session of the Pontifical Council for the Family   Paul VI Encyclical: Humanae Vitae (1968) Apostolic Exhortation: Evangelii Nuntiandi (1975) Apostolic Letter: Causas Matrimoniales   Pio XII Encyclical: Ingruentium Malorum, The Family and the Rosary Pio XI Encyclical: Chastity in Marriage (Casti Connubii) (31 Dec 1930) [English, Spanish]   Leone XIII On Christian Marriage (Arcanum) (10 Feb 1893)