Tacitus was born in 200 years. The full name of Tacitus is Marcus Claudius Tacitus. Tacitus became the emperor of the Roman state in 275 BC.
After Aurelianus died, the Roman senate proclaimed Tacitus the Roman emperor. And the Roman army accepted Tacitus as an emperor. Tacitus fought against the corrupt, Roman commanders. Tacitus fought against Roman troops who plundered their cities. Tacitus also fought against the barbarians who attacked the Roman state and won these wars.
But Tacitus was killed in 276.