Res Gestae
Ammianus Marcellinus
Ammianus Marcellinus. Ammianus Marcellinus, with an English translation, Vols. I-III. Rolfe, John C., translator. Cambridge, MA; London: Harvard University Press; W. Heinemann, 1935-1940 (printing).
Finally, by using sometimes humble entreaties and sometimes arrogant threats, he aroused the deserved wrath of Constantine, During the interval before the civil war began, but while it was in preparation, Licinius
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gave himself up to a frenzy of wickedness, cruelty, avarice and lust; he put many men to death for the sake of their riches, and violated their wives.Now peace was broken by consent of both sides; Constantine sent Crispus Caesar with a large fleet to take possession of Asia, and on the side of Licinius, Amandus opposed him, likewise with naval forces.