TheTimeMap

Maximian, co-emperor of the Roman Empire, formally abdicated his position alongside Diocletian. This marked a significant moment in the Tetrarchy system, a power-sharing arrangement involving multiple rulers.The abdication allowed for the appointment of new...

Constantius Chlorus was appointed Caesar by Emperor Diocletian as part of the Tetrarchy system to stabilize and govern the Roman Empire more effectively. This appointment marked the beginning of a formal co-emperor structure designed to manage both civil an...

In April, the Roman Emperor Diocletian appointed Maximian as Augustus, elevating him to co-emperor status to help manage the vast Roman Empire. This move was part of a broader strategy to stabilize and administer the empire through shared rule.Maximian was ...

Following the death of Emperor Maximinus Thrax, the Roman Senate appointed Pupienus and Balbinus as co-emperors to restore order within the Roman Empire. Their joint accession marked a rare instance in Roman history where two individuals shared imperial pow...

Geta, co-emperor of the Roman Empire alongside his brother Caracalla, was assassinated in Alexandria under political tension and rivalry. The murder occurred shortly after Caracalla consolidated sole power over the empire.Following their father Septimius Se...

Publius Septimius Geta, son of Emperor Septimius Severus, was granted the title of Augustus, marking him as co-emperor alongside his father and brother Caracalla. This political move aimed to solidify the Severan dynasty's power within the empire.The elevat...

Publius Septimius Geta, son of Emperor Septimius Severus, was granted the title of Augustus by the Roman Senate. This elevated Geta to co-emperor status alongside his father and his brother Caracalla.The title Augustus signified full imperial authority and ...

Caracalla officially took the title of Augustus, marking his elevation to co-emperor alongside his father, Septimius Severus. This move solidified his position within the Severan dynasty and established his authority in the empire.The announcement was made ...

Roman Emperor Marcus Aurelius officially declared his son Commodus as co-emperor, sharing imperial authority.This political move marked the first time a biological son was directly elevated to power alongside his father, signaling a shift in Roman imperial ...

Lucius Verus, co-emperor of Rome alongside Marcus Aurelius, died in Rome under circumstances believed to be related to a devastating plague. His death marked a significant point in Roman imperial history, as it left Marcus Aurelius as the sole emperor.The d...

Lucius Verus was formally declared co-emperor alongside Marcus Aurelius, marking a significant moment in Roman imperial succession. This joint rule established a precedent for multiple emperors sharing power concurrently.The accession reflected the Senate's...

Marcus Aurelius officially became Roman Emperor following the death of Antoninus Pius. His accession marked the continuation of the Nerva-Antonine dynasty through adoptive succession.The transition of power was peaceful, with Marcus Aurelius sharing rule wi...