On 27 November 176, Marcus Aurelius bestowed the title of Imperator on Commodus.Historia Augusta 2.4 Modern authors often use this date as the beginning of his reign, but the exact chronology of events is uncertain. Commodus is first mentioned as Augustus (emperor) on 17 June 177, but he reckoned his reign back to his salutation in 176. For instance, he assumed the tribunicia potestas (tribunician power) around February 177, but in April 177 he started to backdate this event to November 176.
On 27 November 176, Marcus Aurelius bestowed the title of Imperator on Commodus.Historia Augusta 2.4 Modern authors often use this date as the beginning of his reign, but the exact chronology of events is uncertain. C.ommodus is first mentioned as Augustus (emperor) on 17 June 177, but he reckoned his reign back to his salutation in 176. For instance, he assumed the tribunicia potestas (tribunician power) around February 177, but in April 177 he started to backdate this event to November 176