2. The Resignation of Benedict XVI

The challenge of balancing spiritual and worldly interests changes as papal authority grows.

3. The Price of Progress

As the pope's temporal power and political influence grows, so does corruption in the church.

4. A Church Divided

The power of the papacy is questioned, splintering what was once a universal church.

5. The Wartime Popes

Wartime popes navigate their place as a spiritual leader in an increasingly political world.

6. Courage, Change, & the Modern Papacy

Pope John Paul II turns an ancient institution into the modern papacy we know today.