Pope Leo XIV waves as he arrives for his weekly general audience in St. Peter's Square at the Vatican on Oct.1, 2025. Gregorio Borgia/AP hide caption

Pope Leo XIV appealed for peace in Ukraine from the central balcony of St. Peter's Basilica on Sunday during his first Sunday address after his election. Domenico Stinellis/AP hide caption

Newly elected Pope Leo XIV concelebrates Mass with the College of Cardinals inside the Sistine Chapel at the Vatican the day after his election as 267th pontiff of the Roman Catholic Church, Friday. Vatican media/AP hide caption

Newly elected Pope Leo XIV appears on the balcony of St. Peter's Basilica at the Vatican on Thursday. Andrew Medichini/AP hide caption

Black smoke billows from the chimney of the Sistine Chapel during the conclave to elect a new pope, at the Vatican, Thursday, May 8, 2025. Andrew Medichini/AP hide caption

Cardinals attend a Mass prior to the start of the conclave to choose a new pope, at St. Peter's Basilica, Vatican City, Wednesday. Vatican Pool/Getty Images hide caption

Pope Francis delivers the Urbi and Orbi prayer in an empty St. Peter's Square, at the Vatican on March 27, 2020. Alessandra Tarantino/AP hide caption

Pope Francis meets students at Portugal's Catholic University on Aug. 3, 2023 in Lisbon, Portugal. Vatican Media via Vatican Pool/Getty Images hide caption

Pope Francis waves from the Popemobile in Rio de Janeiro, Brazil. Buda Mendes/Getty Images hide caption