Exeunte Iam Anno (On the Right Ordering of Christian Life) -- Pope Leo XIII, 1888

Singulari Quadam (On Labor Organizations) -- Pope Pius X, 1912

Nova Impendet (On the Economic Crisis) -- Pope Pius XI, 1931

Vigilanti Cura (On Motion Pictures) -- Pope Pius XI, 1936

Summi Pontificatus (On the Unity of Human Society) -- Pope Pius XII, 1939

Le Pelerinage de Lourdes (Warning Against Materialism) -- Pope Pius XII, 1957

Humanae Vitae (On Human Life) -- Pope Paul VI, 1968

Octogesima Adveniens   (A Call to Action)  --  Pope Paul VI, 1971

Ecclesia in America   (The Church in America)  --  Pope John Paul II, 1999

Dives in Misericordia (On the Mercy of God) -- Pope John Paul II, 1980

Familiaris Consortio (On the Family) -- Pope John Paul II, 1981

Dangers of Genetic Manipulation -- Pope John Paul II, 1983

Salvifici Doloris (On Human Suffering) -- Pope John Paul II, 1984

On Responsible Parenthood -- Pope John Paul II, 1984

The Ecological Crisis: A Common Responsibility -- Pope John Paul II, 1990

On Combatting Abortion and Euthanasia -- Pope John Paul, 1991

Television and Family -- Pope John Paul II, 1994

Celebrate and Serve Life! -- Pope John Paul II, 1995

An Economy for the Family -- The Pontifical Council for the Family, 1996

Show Concern for Plight of Migrants -- Pope John Paul II, 1996

Democracy Without Values Threatens Peace -- Pope John Paul II, 1996

Every Human Life is Sacred -- Pope John Paul II, 1997