Third Century
| Emperors. | ||
| A.D. | ||
| Septimius Severus—(continued.) Fifth Persecution of the Christians. | ||
| 211. | Caracalla and Geta. | |
| 217. | Macrinus. | |
| 218. | Heliogabalus. | |
| 222. | Alexander Severus. | |
| 235. | Maximin. Sixth Persecution. | |
| 238. | Maximus and Balbinus | |
| 238. | Gordian. | |
| 244. | Philip the Arabian. | |
| 249. | Decius. Seventh Persecution. | |
| 251. | Vibius. | |
| 251. | Gallus. | |
| 254. | Valerian. Eighth Persecution. | |
| 260. | Gallien. | |
| 268. | Claudius the Second. | |
| 270. | Aurelian. Ninth Persecution. | |
| 275. | Tacitus. | |
| 276. | Florian. | |
| 277. | Probus. | |
| 278. | Carus. | |
| 278. | Carinus and Numerian. | |
| 284. | Diocletian and Maximian. Tenth and Last Persecution. | |
Authors.
Clement of Alexandria, Dion Cassius, Origen, Cyprian, Plotinus, Longinus, Hippolitus Portuensis, Julius Africanus Celsus, Origen.