260
Emperor Gallienus defeats the Juthungi Alamanni at Augusta Vindelicorum.
Regalianus revolts against Gallienus and defeats the Sarmatians in Pannonia, only to be killed by his own troops.
Postumus declares himself Augustus, establishing the Gallic Empire.
Paul of Samosata becomes Patriarch of Antioch.
The African Legions defeat the Berbers.
Emperor Valerian is ambushed by Shahanshah Shapur I, and taken prisoner to Ctesiphon. The Sassanids plunder Cappadocia, but another force sent into Syria is ambushed by the Palmyrenes under Emir Odaenathus.
The Franks take over the Scheldt River.
Fulvius Macrianus is declared Augustus by the Eastern Legions, but gives the title to his sons Macrianus Minor and Quietus.
261
The Macriani defeat a loyalist army under General Aureolus in Thrace. [1] However, Odaenathus defeats and kills Quietus at Emessa.
Postumus defeats Franks and Alamanni who have crossed the Rhine.
In the wake of the Macriani victory, Aemilianus, governor of Egypt, declares himself Augustus. [2]
262
Gallienus diverts more troops to the east to defeat the Macriani, abandoning Rhaetia to Postumus. [3]
The Goths enter the Balkans, sack Byzantium, then move on to pillage Asia and Greece.
Odeanathus recovers Coele-Syria from the Macriani.
Aemilianus defeats a loyalist force under Marcus Aurelius Claudius. [4]
263
The Palmyrenes besiege Ctesiphon.
The Goths invade Ephesus and destroy the Temple of Artemis. The Macriani attempt to defeat the Goths, but are defeated at Thessaloniki.
264
The Synod of Antioch is held.
Gallienus battles the Goths to a draw at Naissus.
Odaenathus defeats Aemilianus and begins to move his forces into Asia. [5]
265
Victorianus, general of Gallienus, flees to Carthage and declares himself Augustus. [6]
Ctesiphon surrenders to Odaenathus.
The Alamanni invade the Empire once again.
266
Death of Cormac Ulfada mac Art, High King of Ireland. The High Kingship passes to Eochaid Gonnat.
Odaenathus is killed. Zenobia becomes Queen Regent of Palmyra and Egypt.
The Heruli join the Goths in the Balkans.
267
Eochaid Gonnat dies. Cairbre Lifechair becomes High King.
Gallienus is killed in battle with the Goths and Heruli. Aureolus declares himself Augustus.
268
The Alamannic king Chrocus defeats Aureolus at Ravenna. Aureolus is killed.
Chrocus marches on Rome and crowns himself King of Italy.
A massive earthquake devastates Cyrenaica. Zenobia sends her forces into Cyrenaica to annex it to Palmyra. Cyrene is renamed Zenobiopolis. [7]
269
General Zabdas captures Athens for Palmyra. Victorianus invades Malta, Sicilia, Sardinia, and Corsica.
Valentine I is elected Pope. [8]
Marcu Aurelius Carus declares himself Dux of Illyricum. [9]
The Suebi, Quadi, and Marcomanni invade Rhaetia and Western Noricum. The Iazyges invade Eastern Noricum.
[1] This is the POD. OTL, Aureolus defeated the Macriani. Their victory makes it harder for Gallienus to hold on to his empire
[2] He did it OTL, as well
[3] OTL, Gallienus regained Rhaetia. TTL, he believes Greece is more important than the Alps
[4] Better known as Claudius II OTL
[5] As a result, Zabdas never burns down the Library of Alexandria
[6] OTL, he fled to Gaul, and later became Gallic Emperor
[7] OTL, Claudius II renamed it Claudiopolis
[8] TTL, he is never martyred by Claudius II, so while he'll still become St. Valentine, his sphere of focus will be very different
[9] Better known as Emperor Carus OTL. You'd be amazed by the number of post-Severan emperors who came from Illyria
Comments? Suggestions? Criticisms?
Emperor Gallienus defeats the Juthungi Alamanni at Augusta Vindelicorum.
Regalianus revolts against Gallienus and defeats the Sarmatians in Pannonia, only to be killed by his own troops.
Postumus declares himself Augustus, establishing the Gallic Empire.
Paul of Samosata becomes Patriarch of Antioch.
The African Legions defeat the Berbers.
Emperor Valerian is ambushed by Shahanshah Shapur I, and taken prisoner to Ctesiphon. The Sassanids plunder Cappadocia, but another force sent into Syria is ambushed by the Palmyrenes under Emir Odaenathus.
The Franks take over the Scheldt River.
Fulvius Macrianus is declared Augustus by the Eastern Legions, but gives the title to his sons Macrianus Minor and Quietus.
261
The Macriani defeat a loyalist army under General Aureolus in Thrace. [1] However, Odaenathus defeats and kills Quietus at Emessa.
Postumus defeats Franks and Alamanni who have crossed the Rhine.
In the wake of the Macriani victory, Aemilianus, governor of Egypt, declares himself Augustus. [2]
262
Gallienus diverts more troops to the east to defeat the Macriani, abandoning Rhaetia to Postumus. [3]
The Goths enter the Balkans, sack Byzantium, then move on to pillage Asia and Greece.
Odeanathus recovers Coele-Syria from the Macriani.
Aemilianus defeats a loyalist force under Marcus Aurelius Claudius. [4]
263
The Palmyrenes besiege Ctesiphon.
The Goths invade Ephesus and destroy the Temple of Artemis. The Macriani attempt to defeat the Goths, but are defeated at Thessaloniki.
264
The Synod of Antioch is held.
Gallienus battles the Goths to a draw at Naissus.
Odaenathus defeats Aemilianus and begins to move his forces into Asia. [5]
265
Victorianus, general of Gallienus, flees to Carthage and declares himself Augustus. [6]
Ctesiphon surrenders to Odaenathus.
The Alamanni invade the Empire once again.
266
Death of Cormac Ulfada mac Art, High King of Ireland. The High Kingship passes to Eochaid Gonnat.
Odaenathus is killed. Zenobia becomes Queen Regent of Palmyra and Egypt.
The Heruli join the Goths in the Balkans.
267
Eochaid Gonnat dies. Cairbre Lifechair becomes High King.
Gallienus is killed in battle with the Goths and Heruli. Aureolus declares himself Augustus.
268
The Alamannic king Chrocus defeats Aureolus at Ravenna. Aureolus is killed.
Chrocus marches on Rome and crowns himself King of Italy.
A massive earthquake devastates Cyrenaica. Zenobia sends her forces into Cyrenaica to annex it to Palmyra. Cyrene is renamed Zenobiopolis. [7]
269
General Zabdas captures Athens for Palmyra. Victorianus invades Malta, Sicilia, Sardinia, and Corsica.
Valentine I is elected Pope. [8]
Marcu Aurelius Carus declares himself Dux of Illyricum. [9]
The Suebi, Quadi, and Marcomanni invade Rhaetia and Western Noricum. The Iazyges invade Eastern Noricum.
[1] This is the POD. OTL, Aureolus defeated the Macriani. Their victory makes it harder for Gallienus to hold on to his empire
[2] He did it OTL, as well
[3] OTL, Gallienus regained Rhaetia. TTL, he believes Greece is more important than the Alps
[4] Better known as Claudius II OTL
[5] As a result, Zabdas never burns down the Library of Alexandria
[6] OTL, he fled to Gaul, and later became Gallic Emperor
[7] OTL, Claudius II renamed it Claudiopolis
[8] TTL, he is never martyred by Claudius II, so while he'll still become St. Valentine, his sphere of focus will be very different
[9] Better known as Emperor Carus OTL. You'd be amazed by the number of post-Severan emperors who came from Illyria
Comments? Suggestions? Criticisms?