380

Years: 376 377 378 379 - 380 - 381 382 383 384
Decades: 350s 360s 370s - 380s - 390s 400s 410s
Centuries: 3rd century - 4th century - 5th century

Events

November 24 - Theodosius I makes his adventus, or formal entry, into Constantinople.
Publication of a new translation of the Scriptures by St. Jerome, known as the Vulgate.
Roman Emperor Theodosius I is baptized and declares Christianity to be the official religion of the Roman Empire.
Roman Emperors Theodosius I and Gratianus declare that the patriarchs of Rome and Alexandria hold primacy (above especially the one of Constantinople), implicitly rejecting Arianism in favor of orthodox Christianity.
St. Gregory Nazianzus orders burning of all known copies of Sappho's poetry.
Bedouin Queen Mavia 's Saracen troops defeat a Roman army.
Tyconius writes commentary on the Bible's book of Revelation.
First signs of Human presence on Easter Island, by Thor Heyerdahl external story.
Cathedral built in Trier, Germany.
Council of Saragossa .
Rock of Cashel built in Ireland.
Auxentius Durostorensis becomes bishop Durostor.
Temple of Ephesus put out of business (so to speak) by Christianity becoming official (and only) religion of the Roman Empire.
Athanaric becomes king of the Visigoths upon Fritigern's death.
Chandragupta II becomes emperor of the Gupta Empire (approximate date).