Crispus, as Caesar
Treveri, 322-323 CE
BI Nummus 3.55g, 21mm, 6h
IVL CRISPVS NOB CAES, laureate and cuirassed bust to left, holding spear and shield /
BEATA TRANQVILLITAS, globe set on altar inscribed VOTIS XX in three lines; three stars above, •STR• in exergue.
RIC VII 372
Ex Terner Collection
317 CE

Constantine the Great and Licinius fight at the Battle of Mardia, where both sides take heavy losses. They agree to promote Crispus, Constantine II, and Licinius II to Caesars.

324 CE
July

Crispus, the son of Constantine the Great, achieves a huge naval victory over Licinius at the Battle of the Hellespont.

326 CE
June

Constantine the Great executes his son Crispus for reasons still unknown.