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Tracts Was Peter in Rome?
Tracts Peter the Rock
Quick Questions Does "the black pope" wield the true power in the Vatican?
Magazine Articles Peter’s Authority
Magazine Articles How Do We Know It’s the True Church?
Video Scott Hahn explains Papal Infallibility
Magazine Articles What Does Church Mean?
Quick Questions Why do Catholics call the pope the "Holy Father," if the Bible says only Persons of the Trinity may be called holy?
Magazine Articles The Battle that Saved the Christian West
Video Is Peter the Rock in Matthew 16:18?
Magazine Articles Peter and the Eastern Orthodox
Magazine Articles Stewards of the Kingdom
Magazine Articles Did Peter Have a Wife?
Quick Questions I am Catholic. A Protestant told me that the people are the church, but I’m pretty sure that is not true. Can you help me? What is the Church?
Magazine Articles The Problems with Primitivism
Quick Questions My friend wants to know: How can a pope's decisions be changed if he is infallible?
Quick Questions How can you say one of the marks of the Church is unity when, at one time in the 14th century, there were three popes?
Magazine Articles The Syllabus, the Controversy, and the Context
Quick Questions Is the pope addressed as "Vicar of the Son of God" in the Donation of Constantine?
Quick Questions How can papal infallibility be true if Pope Zozimus reversed himself on Pelagius' orthodoxy?

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"The tradition of the Apostles has been made manifest throughout the world, and can be found in every Church by those who wish to know the truth."

~ Irenaeus, writing about A.D. 189, on how the unity of the Church was based on the Apostolic Tradition everywhere handed down