Pope: Benedict XVI College of Cardinals Ecumenical Councils Episcopal polity •  Latin Rite Eastern Catholic Churches

History •  Christianity Catholicism •  Apostolic Succession Four Marks of the Church Ten Commandments Crucifixion & Resurrection of Jesus Ascension •  Assumption of Mary Criticism of the Church

Trinity (Father, Son, Holy Spirit) Theology •  Apologetics Divine Grace • Sacraments Purgatory •  Salvation Original sin •  Saints •  Dogma Virgin Mary •  Mariology Immaculate Conception of Mary