10
votes
3answers
277 views

What makes someone an antipope?

Rather straight forward question. There have been multiple men declared antipopes. Is it different each time, or generally the same set of circumstances that causes this?
2
votes
1answer
371 views

Martin Luther's take on Roman Catholic clergy individuals living (immediately) before him

Is there any evidence that Martin Luther considered any of the Roman Catholic clergymen who lived in the centuries preceding his own lifetime (evidence related to those living in the centuries ...
30
votes
4answers
4k views

When did the prohibition of marriage for priests in the Catholic church originate?

The Bible mentions that one of the miracles Jesus performed was the healing of Peter's mother-in-law. This makes it quite clear that Peter himself was married, and Peter is the considered the first ...