Tens of thousands came to St. Peter’s Square to mark the official start of the pontificate of the first American to lead the Roman Catholic Church. Vice President JD Vance was among the dignitaries who attended.

Pope Leo XIV’s inaugural Mass at St. Peter’s Square is an ancient ritual filled with symbolism that connects back to Peter, Jesus’ apostle, and his special mission as head of the Catholic Church

Pope Leo XIV will formally take up his role as leader of the global Catholic Church on Sunday, with a Mass in St. Peter's Square that will draw tens of thousands of well-wishers, including dozens of world leaders and European royalty.