Following an appalling atrocity in fourth-century Thessalonica, two strong and determined men refused to back down.
Theodosius I ruled the Roman Empire from 379 to 395. He was the first to adopt Christianity as the State religion, and an Orthodox believer who rejected Arianism, a heresy that Bede described as a ‘high-road of pestilence’ for every other. But Theodosius was also an absolute ruler, whose word was law, and to be a Bishop in his Imperial Church demanded a great deal of courage.