On Oct. 31, 1517, a German monk, Martin Luther, started the Protestant Reformation. Its impact went far beyond the split in the Church that most people are familiar with.
Just what are we celebrating when we imagine an Augustinian friar nailing a document to a church door?
On the 500th anniversary of the Protestant Reformation, two scholars explain how Luther's personal and spiritual life contributed to his success.
Luther translated the Greek New Testament into a common German dialect that ordinary people could read, without help from clergy.