Constantine The Great was a powerful general and ruler who lived from 27 February 272 – 22 May 337 AD. He is perhaps best known for being the first Christian Roman emperor.

But in Europe — which was largely ruled at the time by the Byzantine Emperor Constantine IX and the Christian church — the big, bedazzling explosion in the sky was never mentioned, not even once.

A portrait of the final Byzantine emperor, Constantine XI Palailogos, has been discovered by archaeologists in Greece. The portrait was found on a mid-15th century fresco uncovered at a monastery ...

Only Augustus Caesar, the first Roman emperor, rivalled Constantine's achievements in a reign that lasted until 387, according to Elizabeth Hartley, the exhibition's creator.