Constantinople fell, and Emperor Constantine XI’s sacrifice marked the end of an era and a legacy of faith and defiance.

As the Roman Empire fell into serious decline in the 5th century, there were several attempts to restore Roman power amid the ...

That council represents a fundamental stage in the development of the creed shared by all the Churches and ecclesial ...

Many sacred beliefs of our Catholic faith can be traced to the 21 ecumenical councils held since the fourth century.

This raucous meeting, which took place exactly 1700 years ago, was one of the most important in Christian history.

Pope Leo XIV addressed Rome’s mayor minutes before making his way to the Basilica of St. John Lateran to take possession of ...

This year, the universal Church celebrates the 1,700th anniversary of the Council of Nicaea, the first ecumenical council ...

The goal of Nicaea—unity in faith among Christians—remains, but the methodology has changed almost 180 degrees and, if we are ...

For a particularly meaningful way to visit Rome’s major churches - and to sidestep the crowds - try following in the ...

Pope Leo I tangled with Attila the Hun and won. Pope Leo III crowned Charlemagne as the first Holy Roman Emperor. This is the ...

On Saturday and Sunday, 31 May and 1 June, Niš will host the first-ever Roman Festival – Constantine the Great, dedicated to ...