| 253-260 |
VALERIAN I AND GALLIENUS, EMPERORS OF ROME |
| 254-256 A.D. |
First Persian Expedition of Valerian |
| 254 A.D. |
Death of Origen at Tyre |
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STEPHEN I Pope of Rome (254-257) |
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Spanish Congregations appeal to Cyprian |
| 255-257 A.D. |
Rebaptism Controversy |
| 256 A.D. |
Fall of Dura-Europos to the Persian |
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Council of 97 Bishops at Carthage |
| 257-260 A.D. |
VALERIANIC PERSECUTION |
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Execution of Pope Sixtus III of Rome, St. Cyprian, and Laurence |
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Second Persian Expedition of Valerian |
| 260 A.D. |
Defeat and Capture of Valerian I by Shapur I near Edessa |
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Postumus declared emperor of Rhine legions |
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Formation of Gallo-Roman Empire (260-273 A.D.) |
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Great Eastern Revolt of Quietus and Macrianus II (260-261) |
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Final Debasement and Collapse of Imperial Currency: Uncontrollable
Inflation (260-274) |
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GALLIENUS PUBLISHES EDICT OF TOLERATION: END OF VALERIANIC
PERSECUTION |
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THE PEACE OF THE CHURCH (260-303) |
| 260-268 A.D. |
GALLIENUS, SOLE EMPEROR OF ROME |
| 261-272 A.D. |
Paul of Samosata Bishop of Antioch |
| 262-272 A.D. |
Eastern Roman provinces fall under sway of Ode-nathus (262-267)
and then Zenobia (267-272) of Palmyra |
| 262 A.D. |
Great Gothic Assault on Hellas and Asia Minor |
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Burning of Artemision of Ephesus |
| c. 263 A.D. |
Porphyry at Rome |
| 264 A.D. |
Council of Antioch condemns Paul of Samosata with Second
and Third Condemnations in 265 and 268 |
| 268-270 A.D. |
CLAUDIUS II GOTHICUS, EMPEROR OF ROME |
| 269 A.D. |
Claudius II defeats Goths at Naissus (Nish) |
| 270 A.D. |
Outbreak of Plague. Death of Plotinus in Rome |
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S. ANTONY withdraws into the desert |
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Felix I Pope of Rome (270-275) |
| 270-275 A.D. |
AURELIAN, EMPEROR OF ROME |
| 272 A.D. |
Aurelian recovers eastern provinces |
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Church of Antioch appeals to Aurelian vs. Paul of Samosata |
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First Imperial Intervention in Church Affairs |
| 273 A.D. |
Aurelian recovers the West |
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RESTORATION OF ROMAN EMPIRE |
| c. 275 A.D. |
Porphyry writes Against the Christians |
| 276-282 A.D. |
PROBUS, EMPEROR OF ROME |
| 277 A.D. |
Mani executed by King Bahram II of Persia |
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Spread of Manichaean Missions in Persian and Roman Empires |
| c. 280 A.D. |
Commodian and Anatolius flourit |
| 282-283 A.D. |
CARUS, EMPEROR OF ROME |
| 283-284 A.D. |
CARINUS, EMPEROR OF ROME |
| 284-305 A.D. |
DIOCLETIAN, EMPEROR OF ROME |
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RESTORATION OF IMPERIAL ORDER |
| 285 A.D. |
MAXIMIANUS (385-305) elevated as Augustus of the West by
Diocletian |
| 293 A. D. |
GALERIUS AND CONSTANTIUS I CHLORUS elevated as Caesars of
East and West |
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FORMATION OF TETRARCHY |
| 296-299 A.D. |
Persian War of Galerius |
| 296-304 A.D. |
Marcellinus, Pope of Rome |
| 297 A.D. |
Diocletian issues edict of persecution of Manicheans |
| 298-302 A.D. |
Christians forced resign from Roman army |
| c. 300 A.D. |
Conversion of the royal family of Armenia by Gregory the
Illuminator |
| c. 300-318 A.D. |
LACTANTIUS flourit |
| 301 A.D. |
Diocletian issues Edict of Maximum Prices |
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Edict from Aphrodisias: Reform of Coinage |
| 303 A.D. |
Three Edicts of Persecution Issued |
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THE GREAT PERSECUTION (303-313) |
| 304 A.D. |
Fourth Edict issued ordering general sacrifice |
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Apostasy of Pope Marcellinus |
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To Top |
| 305 A.D. |
Abdications of Diocletian and Maximianus |
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Accession of GALERIUS (305-311) and CONSTANTIUS I CHLORUS
(305-306) as Augusti |
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Accession of Caesars SEVERUS II in West and MAXIMINUS II
DAIA in East |
| 306 A.D. |
Fifth Edict of Persecution issued in East |
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Maximinus reorganizes pagan cults in East |
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Constantius I orders toleration for Christians in Rome and
Africa |
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DEATH OF CONSTANTIUS I: WESTERN ARMY PROCLA-IMS CONSTANTINE
I "THE GREAT" EMPEROR (306-337) |
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MAXENTIUS (306-312) PROCLAIMED EMPEROR IN ROME |
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OUTBREAK OF CIVIL WARS (306-324) |
| 308 A.D. |
Conference of Carnuntum to regulate imperial succession
fails |
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Sixth Edict of Persecution in East |
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Outbreak of MELETIAN SCHISM; Confusion in Roman and African
Church |
| 311 A.D. |
GALERIUS issues Edict of Toleration |
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Death of Galerius |
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Election of Caecilian Bishop of Carthage: |
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Outbreak of DONATIST SCHISM |
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Rigorous Persecutions by Maximinus in East |
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EUSEBIUS composes Historia Ecclesiastica |
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Miltiades, Pope of Rome (311-314) |
| 312 A.D. |
Anti-Caecilianist Council in Africa |
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BATTLE OF MILVIAN BRIDGE (OCT. 28) |
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CONVERSION OF CONSTANTINE I TO CHRISTIANITY |
| 313 A.D. |
EDICT OF MILAN: Toleration proclaimed by Constantine and
Licinius (308-324) |
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Anti-Caecilianists appeal to Constantine |
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Lactantius composes Divine Institutes |
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Death of Maximinus; Licinius succeeds in East |
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END OF GREAT PERSECUTION |
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Council of Rome vindicates Caecilian |
| 314 A.D. |
Councils of Arles and Ancyra |
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Lactantius writes On the Deaths of the Persecutors |
| 316 A.D. |
Constantine acquits Caecilian; Donatist Oppostion forms
in North Africa |
| c. 318 A.D. |
Outbreak of ARIAN Controversy |
| 321-324 |
Persecution of Christians by Licinius in East |
| 324 A.D. |
Battle of Chrysopolis: Final Victory of Constantine in East |
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Eusebius revises his Historia Ecclesiastica |
| 323 A.D. |
S. PACHOMIUS ORGANIZES FIRS COMMUNITY AT TABENNISI IN UPPER
EGYPT |
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Growth of Cenobitism |
| 325 A.D. |
COUNCIL OF NICAEA: Condemnation of ARIUS |
| 328-373 |
ATHANASIUS, PATRIARCH OF ALEXANDRIA |
| 330 A.D. |
Dedication of Constantinople |
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Athanasius moves vs. the Meletians (330-332) |
| 330-337 |
Constantine issues edicts against paganism |
| 335 A.D. |
Council of Tyre condemns Athanasius |
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Exile of Athanasius to Treveri (Trier) |
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Constantine accepts Arian views |
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Constantine celebrates tricennalia in Jerusalem |
| 336 A.D. |
Eusebius writes Tricennial Oration |
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Donatus hold council on rebaptism |
| 337 A.D. |
Baptism of Constantine in Arian confession |
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Death of Constantine: Accession of his sons CONSTANTINE
II (337-340), CONSTANS (337-350), and CONSTANTIUS II (337-361) |
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