Pope Leo XIV will formally assume leadership of the Roman Catholic Church on Sunday with a grand inaugural Mass in St. Peter's Square. The event is expected to draw tens of thousands of worshippers, dignitaries,

Pope Leo XIV set the tone for his papacy Sunday with a call to stop exploiting nature and marginalizing the poor, before an audience including JD Vance and tens of thousands of pilgrims. Ten days after Chicago-born Robert Francis Prevost became the first US head of the world’s 1.