Civil wars of the Tetrarchy: All Data

This page is about the data available for this event; the chronology of its events is available here.

Were a series of conflicts between the co-emperors of the Roman Empire (the system of Thetrarchy introduced by Diocletian divided the Roman Empire between two emperors, the augusti, and their junior colleagues and designated successors, the caesares). The war ended with Constantine I as undisputed Emperor.