On Sunday, following his first Sunday mass as leader of the Roman Catholic Church, Pope Leo XIV met with Ukrainian President ...

Leo’s commitments present a challenge to the nationalism and isolationism currently promoted by the White House.

Though it happened 1700 years ago, the Council of Nicaea exemplified a principle that is fundamental to certain Christian traditions (e.g., Roman Catholicism and Orthodoxy) today: conciliarity. The ...

(RNS) — It was a moment we had been told never to expect: An American cardinal, Robert Prevost, stepped onto the balcony of ...

Cardinal Pierbattista Pizzaballa, Latin Patriarch of Jerusalem, gave the following reflection yesterday at the ecumenical ...