260s births

Eusebius of Caesarea (30 May AD 339), also known as Eusebius Pamphilius, was a historian of Christianity, exegete, and Christian polemicist from the Roman province of Syria Palaestina. In about AD 314 he became the bishop of Caesarea Maritima.

Valerius Licinianus Licinius (; Greek: Λικίνιος; c. 265 – 325) was Roman emperor from 308 to 324. For most of his reign, he was the colleague and rival of Constantine I, with whom he co-authored the Edict of Milan that granted official toleration to Christians in the Roman Empire. He was finally defeated at the Battle of Chrysopolis (AD 324), and was later executed on the orders of Constantine.

right|250px|thumb|The orange area signifies the Chernyakhov Culture, identified with Ermanaric's kingdom, in the early fourth century. right|250px|thumb|Ermanaric's kingdom at the end of the fourth century (a map from 1899). Ermanaric (died 376) was a Greuthungian king who before the Hunnic invasion evidently ruled a sizable portion of Oium, the part of Scythia inhabited by the Goths at the time. He is mentioned in two Roman sources: the contemporary writings of Ammianus Marcellinus, and in Getica by the sixth-century historian Jordanes. He also appears in a fictionalized form in later Germani