Pope Leo XIV ’s inauguration Mass on Sunday morning in St. Peter’s Square and Basilica is a ritual filled with symbolism that connects back to Peter, Jesus’ apostle, and his special mission as head of the Catholic Church.

Pope Leo XIV delivered a message of "love and unity" during his inaugural mass on Sunday. Leo held his inaugural Mass on Sunday, in what marked the official start of his pontificate. It came after the Chicago native was chosen as the new leader of the Catholic Church on May 8,

Sunday’s Mass for the inauguration of Pope Leo XIV’s pontificate will mark the official beginning of his ministry as successor of Peter and bishop of Rome.