The Pope said he is “preparing” to visit Turkey to mark the 1,700th anniversary of the First Council of Nicaea.

The greatest early modern authority on Ottoman Greece was Martin Cruisius – a man who had never left Germany.

Pope Leo XIV asked journalists to be peacemakers by shunning prejudice and anger in their reporting, and he called for the ...

Ecumenical Patriarch Bartholomew of Constantinople said he hopes Pope Leo XIV will "be a dear brother and collaborator … for the rapprochement of our churches, for the unity of the whole Christian ...

There are San Andreas faults in many places. They happen where two rigid continental masses slide past each other at fairly rapid pace. The San Andreas fault separates (‘connect’ would be the ...

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

During his 12-year papacy, Pope Francis made extraordinary strides in interfaith dialogue. Just three months after his papal election in 2013, he visited the tiny Italian island of Lampedusa, a major ...

Roman Emperor Constantine the Great officially declared Constantinople his “New Rome” and the capital of the Roman Empire on ...

Throughout its centuries-long existence, the Hagia Sophia has been a place of worship for many different religions and ...

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

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