Also on the show: How does Pope Francis' approval of sending arms to Ukraine square with his criticism of the arms trade?

Why did Peter go to Rome? Is he actually buried under St. Peter’s Basilica? And why has Rome remained the center of the Roman Catholic Church for 2,000 years?

While most people, when asked to describe the relationship between the papacy and the British monarchy, would likely think of the Henry VIII affair, in reality the relationship between the two heads-of-state-slash-heads-of-churches is quite cordial.

This week on “Inside the Vatican,” Colleen Dulle and Gerard O’Connell discuss the two-day of cardinals in Rome and the recent beatification of Pope John Paul I, who led the church for a mere 33 days before his sudden death.

“Inside the Vatican” is back from summer break this week, just as the Vatican wraps up an unusually jam-packed late August.

This week on “Inside the Vatican,” host Colleen Dulle speaks with Sant’Egidio’s Elizabeth Boyle about the lay group’s efforts to foster peace and friendship in South Sudan.