The Emperor Constantine I earned his place in history in 313 A.D. when he legalized Christianity in the Roman Empire with the Edict of Milan and gave Christians a broad range of new rights ...

As specialists cleaned and studied the rooms in the Apostolic Palace, they learned new information about the Renaissance ...

Christians at the Council of Nicaea settled the foundational question of Jesus' nature at the Council of Nicaea 1700 years ...

Constantine’s Christian vision – Oct. 27, 312. This week marks the anniversary of when Roman Emperor Constantine had a vision shortly before a major battle, inspiring him to legalize and adopt ...

The Vatican Museums has unveiled the last and most important of the restored Raphael Rooms. These are the spectacularly ...

This May marks 1,700 years since the convening of what is arguably the most important and influential council in Christian history. For three months in 325 CE, Emperor Constantine gathered ...

Trump is hardly the first leader to recognize Christianity’s political potential. Seventeen centuries ago, Constantine, emperor of the Roman Empire, faced a fracturing religious landscape.

After Constantine, Christianity became a structured institution with creeds, clergy, and canon. Gradual transition to the state church changed the character of what had been apostolic practice.

Constantine was to be a Caesar, or junior emperor. The situation was not a stable one, however, and by 312 the two men were at war. Constantine overran Italy and faced Maxentius at the Milvian Bridge ...