214 - Born on the 9th of September in Dacia, Rome.
268 - His cavalry routed the powerful cavalry force of the Goths at the Battle of Naissus and broke the back of the most fearsome invasion of Roman.
270 - He was proclaimed emperor in September by the legions in Sirmium.
- He campaigned in northern Italia against the Vandals, Juthungi, and Sarmatians, expelling them from Roman territory.
271 - The Alamanni moved towards Italia, entering in the Padan plain and sacking the villages; they passed the Po River, occupied Placentia and moved towards Fano.
272 - He turned his attention to the lost eastern provinces of the empire, the so-called "Palmyrene Empire" ruled by Queen Zenobia from the city of Palmyra.
273 - After a brief clash with the Persians and another in Egypt against usurper Firmus, he was forced to return to Palmyra in when that city rebelled once more.
274 - The victorious emperor turned his attention to the west, and the "Gallic Empire" which had already been reduced in size by Claudius II.
275 - He marched towards Asia Minor, preparing another campaign against the Sassanids: the deaths of Kings Shapur I and Hormizd I in quick succession, and the rise to power of a weakened ruler (Bahram I), set the possibility to attack the Sassanid Empire.
- Died in September in Caenophrurium, Thrace, Rome.