1378 The Great Papal SchismWhen two popes, and later three popes, vied for supremacy, the medieval church entered a dramatic, forty-year crisis of authority.
Francis Oakley|
1534 The Act of SupremacyBreaking from Rome, the English Parliament declared King Henry VIII "the only supreme head on earth of the Church of England."
325 The First Council of NicaeaAt stake in the church's first general council was the simplest, yet most profound, question: Who is Jesus Christ?
Bruce L. Shelley|
313 The Edict of MilanThe agreement shifted Christianity from being an illicit, persecuted sect to being a welcome—and soon dominant—religion of the Roman Empire.
David F. Wright|