What happened in 400?
Indo-Scythians dissolved, San Bartolo and Tribigild — among 16 events recorded in 400. A further 77 events are dated only to the wider period.
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People 7
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Theon of Alexandria died
Ancient Greek scholar
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Tribigild died
Ostrogoth general
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Leo I born
Born in Tuscany. Pope from 440 to 461 (390–461).
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Avitus born
Born in Clermont-Ferrand. Roman Emperor (455–456) (395-457).
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Sozomen born
Born in Beit Lahia. Byzantine historian.
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Hydatius born
Born in Xinzo de Limia. 5th-century bishop and historian.
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Salvian born
Born in Trier. Gaulish writer.
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Exploration & Discovery 3
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Wari archaeological complex
cultural heritage site in Peru
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DePrato Mounds
archeological site in Louisiana, United States
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Greenhouse Site
archeological site
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Religion & Belief Systems 1
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First Council of Toledo
Synod
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Architecture & Engineering 2
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Santa Maria Extra Moenia
Church building in Antrodoco, Italy
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San Bartolo
Mayan arqueological site in Guatemala
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Empires & Countries 2
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Indo-Scythians dissolved
Indo-Scythians ceased to exist.
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Nobatia founded
Nobatia was founded, with its capital at Faras.
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Dated to the wider period
Wikidata records these 77 entries only to a century, decade or millennium rather than to a specific year. They are listed here because 400 is where that broader date falls, not because they are known to have happened in 400.
4th century 76
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Monastery of the Holy Cross
Monastery in Jerusalem, Israel
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Offa of Angel died
Legendary king of the Angels
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Julius Firmicus Maternus died
4th century Latin writer and astrologer
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Monastery of Saint Pishoy
Monastery of the Coptic Orthodox Church of Alexandria located in Egypt
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Basilica Shrine of the Black Madonna
Shrine in Biella, Italy
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Alypius died
Ancient Greek writer, musicologist and music theorist
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Gojoseon–Yan War
War in China in 4th century BC
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Aparan Basilica
Cultural heritage monument of Armenia
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Crossed-dome temple of Derbent
The crossed-dome temple on the territory of the citadel Naryn-Kala citadel in Derbent, Dagestan, Russia.
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Heliodorus of Emesa died
3rd/4th century Greco-Roman writer
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Sosipatra died
4th-century Greek Neoplatonist philosopher
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Tryphiodorus died
Hellenistic Egyptian poet
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Paphnutius of Thebes died
Egyptian saint
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Charisius died
4th-century Roman grammarian
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Gregory of Elvira died
Bishop of Elvira
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Latinius Pacatus Drepanius died
4th-century Latin panegyrist
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Sunno died
Frankish leader
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Gratianus Funarius died
Roman military officer, founder of the Valentinianic dynasty
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Pentadius died
Roman poet
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Praxagoras of Athens died
Ancient Greek historian
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Nazarius died
Latin rhetorician and panegyrist
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Hypatius died
Politician
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Diodorus of Aspendus died
4th century BC Pythagorean philosopher
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Apollinaris died
4th-century Christian writer
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Catervus died
Patron saint of Tolentino
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Pseudo-Hegesippus died
Conventional title for a fourth-century adaptor of The Jewish War of Flavius Josephus
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Holy Mother of God Church
Armenian church
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Església de Sant Sadurní de Medinyà
Church building in Sant Julià de Ramis, Spain
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St. Gevorg Church
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Shirvan founded
Shirvan was founded.
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Kingdom of Dumnonia founded
Kingdom of Dumnonia was founded, with its capital at Isca Dumnoniorum.
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Celestine I born
Born in Rome. Pope.
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Saint Patrick born
Born in Roman Britain. 5th-century Romano-British Christian missionary and bishop in Ireland.
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Julius Firmicus Maternus born
Born in Syracuse. 4th century Latin writer and astrologer.
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Rutilius Claudius Namatianus born
Born in Gaul. Poet and politician (4th to 5th century CE).
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Peter the Iberian born
Born in Kingdom of Iberia. Georgian saint.
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Eutropios born
Born in Sasanian Empire. Chamberlain at the Eastern Roman imperial court and consul in 399 AD.
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Julius Obsequens born
Born in Rome. Roman historian and writer.
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Hurvat Anim
Archaeological site in Israel
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Innocent I born
Born in Albano Laziale. Early medieval pope (???-417).
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Zosimus born
Born in Mesoraca. Pope.
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Ataulf born
Born in Pannonia. King of the Visigoths.
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Shapur IV born
Born in Persis. King of Persian Armenia and the temporary ruler of the Sassanid Empire (420).
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Sebastianus born
Born in Narbonne. 5th-century Roman usurper.
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Tiran of Armenia born
Born in Kingdom of Armenia. King of Armenia.
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Charito died
Died in Constantinople. Roman empress, wife of Jovian.
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Zerzevan Castle
Archaeological site in Diyarbakır province, Turkey
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Takht-e Rostam
Stupa-monastery complex built in the 4th-5th century CE
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Strikçan Roman burial
Albanian archaeological site
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Alaric I born
Born in Peuce Island. King of the Visigoths.
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Basilica of Our Lady of the Assumption, St. Hermagoras and St. Fortunatus
Church building in Aquileia, Italy
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San Juan del Puente
Lost church building
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Ezana Stone
Stele in Aksum, the capital of the ancient Kingdom of Aksum, in present-day Ethiopia
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King Ezana's Stele
Monumental stele in Axum, Ethiopia
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Gauḍa Kingdom founded
Gauḍa Kingdom was founded, with its capital at Karnasuvarna.
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Spearthrower Owl born
Born in Teotihuacan. Teothiuacan ruler.
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Heliodorus of Emesa
3rd/4th century Greco-Roman writer
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Julius Firmicus Maternus
4th century Latin writer and astrologer
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Sosipatra
4th-century Greek Neoplatonist philosopher
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Tryphiodorus
Hellenistic Egyptian poet
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Paphnutius of Thebes
Egyptian saint
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Charisius
4th-century Roman grammarian
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Gregory of Elvira
Bishop of Elvira
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Latinius Pacatus Drepanius
4th-century Latin panegyrist
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Sunno
Frankish leader
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Alypius
Ancient Greek writer, musicologist and music theorist
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Gratianus Funarius
Roman military officer, founder of the Valentinianic dynasty
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Offa of Angel
Legendary king of the Angels
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Pentadius
Roman poet
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Praxagoras of Athens
Ancient Greek historian
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Nazarius
Latin rhetorician and panegyrist
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Hypatius
Politician
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Diodorus of Aspendus
4th century BC Pythagorean philosopher
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Apollinaris
4th-century Christian writer
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Catervus
Patron saint of Tolentino
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Pseudo-Hegesippus
Conventional title for a fourth-century adaptor of The Jewish War of Flavius Josephus
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400s 1
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St. Barnabas Monastery
Monastery in the Republic of Cyprus
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