Details have begun to emerge of how votes swiftly coalesced to make Pope Leo XIV history’s first American pope.

In his advocacy of the poor, migrants and a more open church, many people see the new pope as a continuation of his predecessor.

Here’s what we know so far about Pope Leo’s inauguration Mass. The inauguration Mass is due to take place on Sunday, May 18, at 10 a.m. local time at St. Peter’s Square.