May 21 is a festive day as the Greek Orthodox Church commemorates Saint Constantine, the founder of Constantinople, and his ...

This great and renowned sovereign of the Christians was the son of Constantius Chlorus (the ruler of the westernmost parts of ...

COMMENTARY: Rooted in the Rule of St. Augustine, Pope Leo XIV brings a communal and missionary spirit to the papacy — shaped ...

Pope Leo XIV vowed Sunday to work for unity in a polarized Catholic Church and world, as history’s first American pope ...

Pope Leo XIV has met at the Vatican with the head of the Greek Catholic Church in Ukraine. It was one of his first audiences ...

The Catholic Church’s first pope from the Augustinian order is already helping to educate the faithful through his deep ...

Ecumenical Patriarch Bartholomew of Constantinople said he hopes Pope Leo XIV will “be a dear brother and collaborator … for ...

Cardinal Prevost’s choice of the name Leo links him to Leo XIII, a 19th-century champion of social justice, and also recalls ...

Like the Anglo-Saxons consider Friday the 13th a bad luck day, Greeks have branded Tuesday the 13th as a day you'd rather ...

The ecumenical patriarch, who had hoped to visit Iznik, Turkey, with Pope Francis in May to mark the 1,700th anniversary of ...

Ecumenical Patriarch Bartholomew welcomed the election of Pope Leo XIV with “Christian hope,” expressing optimism for renewed ...

The Council of Nicaea in the year 325 was, arguably, the most theologically significant and influential gathering of ...