The head of the Roman Catholic Church, elected for life by cardinals and governing 1.4 billion faithful from Vatican City, with diplomatic standing in more than 180 states.

6月26日至27日的特别枢机主教会议将向这些未来将选出其继任者的枢机主教们，就战争、主教会议、正义战争理论与人工智能展开磋商