On May 11, 2025, Pope Leo XIV delivered his first Sunday message as pontiff from the main central loggia balcony of St. Peter's Basilica in Vatican City, addressing thousands gathered in St. Peter's Square. During the Regina Caeli prayer, the Pope made a heartfelt appeal to the world's major powers, urging them to work towards peace and to prevent further wars. His message, 'no more war,' comes at a time of heightened global tensions and ongoing conflicts in various regions. The Pope's call for peace aligns with the Vatican's longstanding tradition of promoting dialogue and reconciliation among nations. As the spiritual leader of over a billion Catholics worldwide, Pope Leo XIV's statements carry significant moral and diplomatic weight. His address was closely watched by international observers, given the influence the Vatican can have in encouraging peaceful solutions to global crises. The Pope's appeal is expected to resonate with both religious and secular audiences, reinforcing the Vatican's commitment to advocating for peace and humanitarian values.