420s
From Wikipedia, the free encyclopedia
| Millennium: | 1st millennium |
| Centuries: | 4th century – 5th century – 6th century |
| Decades: | 390s 400s 410s – 420s – 430s 440s 450s |
| Years: | 420 421 422 423 424 425 426 427 428 429 |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |
The 420s decade ran from January 1, 420, to December 31, 429.
Events and trends
- Saint Augustine of Hippo publishes The City of God.
- Validity limit for the information on Western Roman Empire in the Notitia Dignitatum.
- 428—The Vandals pillage and destroy the cities in the province of Cyrenaica, including Cyrene, Ptolemais and Apollonia.
420s: Events by Year
Contents: 420 421 422 423 424 425 426 427 428 429
420
By place
Europe
Asia
- The Jin Dynasty ends in China. Liu Yu (Emperor Wu of Liu Song) is the first ruler of the Song Dynasty.
- The Southern Dynasties begin in China.
- Bahram V succeeds Yazdegerd as king of Persia.
421
By place
Western Roman Empire
- February 8—Constantius III becomes Co-Emperor of the Western Empire.
Eastern Roman Empire
- June 7—Emperor Theodosius II marries Aelia Eudocia, formerly known as Athenais.
Persia
- Theodosius declares war on Persia.
422
By topic
Art
- Church of Santa Sabina, Rome is started to be built by Bishop Priest Petrus of Illyria (approximate date).
Religion
- September 10—Pope Celestine I succeeds Pope Boniface I as the 43rd pope.
423
By place
Western Roman Empire
- On the death of Honorius, Joannes, a primicerius notariorum (senior civil servant), seizes the throne of the Western Roman Empire, and is declared emperor.
By topic
Religion
- Theodoret becomes bishop of Cyrrhus, Syria.
424
By place
Eastern Roman Empire
- Future Emperor Valentinian III is appointed Caesar.
Asia
- Song Wen Di succeeds Song Shao Di as ruler of the Chinese Song Dynasty.
425
By place
Western Roman Empire
- October 23—Valentinian III becomes Western Roman Emperor.
- Aëtius leads an army into Italy to support the self-proclaimed emperor Joannes.
- Galla Placidia becomes a regent for her son.
Eastern Roman Empire
- The Sanhedrin is disbanded by the Roman Empire.
By topic
Arts and sciences
- Last known usage of Demotic.
- c. 425–426 – Mausoleum of Galla Placidia, Ravenna, Italy, is built.
Religion
- Buddhism begins to spread to Southeast Asia.
426
By place
Europe
By topic
Religion
- Saint Augustine of Hippo publishes the De Civitate Dei, City of God.
- Sisinnius becomes Archbishop of Constantinople.
427
By place
Europe
- The Roman province of Pannonia Prima is finally assimilated into the Hunnic empire
Asia
428
By place
Europe
Asia
- Artashes, the last king of Greater Armenia, is deposed. The kingdom becomes a province of the Sasanian Empire.
By topic
Astronomy
- October 26—The planet Venus occults the planet Jupiter.
Religion
- April 10—Nestorius is made Patriarch of Constantinople.
- Hydatius becomes bishop of Aquae Flaviae in Gallaecia (modern Chaves in Portugal).
- John succeeds Theodotus as Patriarch of Antioch.
- Euthymius builds a monastery in Palestine, near the Dead Sea.
429
By place
Western Roman Empire
- Vandals under Geiseric cross from the Iberian Peninsula into Roman North Africa.
Eastern Roman Empire
- Theodosius II starts the reform of Roman law.
- Theodosius II orders all funds raised by Jews to support schools be turned over to his treasury.
By topic
Religion
- Pope Celestine I dispatches bishops Germanus of Auxerre and Lupus of Troyes to Britain to combat the Pelagian heresy.
- St. Hilary becomes bishop of Arles.
- Domnus II, future Patriarch of Antioch, is ordained as a deacon.
