400s | dn3=410s }} Events By Place Roman Empire All pagan buildings in Alexandria, including the library, are destroyed on the order of Theodosius. Theodosius I bans the worship of Vesta. Births Geiseric, king of the Vandals and Alans (approximate date) Deaths January 25 — Gregory Nazianzus, theologian and Patriarch of Constantinople (b. 329) Empress Mao… (More on 389)