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Events and Trends

400s: Events by Year

Contents: 400 401 402 403 404 405 406 407 408 409

400

By Place

Western Roman Empire

Europe

Africa

Asia

By Topic

Religion




401

By Place

World

  • The human population reaches 206 million.

Byzantine Empire

  • Arcadius sends many gifts to the Hunnish chieftain Uldin in appreciation of his victory over the Goths and Gainas. Arcadius then allies himself with the Huns.

Western Roman Empire

  • The Visigoths begin to attack the northernmost reaches of Italy, causing destruction in the countryside.
  • Roman general Stilicho leads an extensive campaign against the Vandals in Rhaetia.

Asia

By Topic

Religion






402

By Place

Western Roman Empire

Asia

By Topic

Religion




403

By Place

Western Roman Empire

Asia

  • In China, Hui Yuan argues that Buddhist monks should be exempt from bowing to the emperor.
  • Asin of Baekje allies with Silla against Goguryeo.

By Topic

Religion




404

By Place

Western Roman Empire

Asia

  • Gwanggaeto the Great of Goguryeo attacks Liaodong and takes the entire Liaodong Peninsula.
  • The Chinese Buddhist monk Huiyuan, who founded the Pure Land Buddhism sect and the monastery on Mount Lushan, writes the book On Why Monks Do Not Bow Down Before Kings in this year. In his book he argues that although the Buddhist clergy should remain independent and undisturbed by politics, the Buddhist lay people nonetheless make good subjects under monarchs, due to their fear of retribution of karma and desire to be reborn in paradise.

By Topic

Religion




405

By Place

Western Roman Empire

Asia

  • The Khitan are first mentioned in Chinese chronicles. They wander along the boundaries of Kara-muren, and form part of the Donghu (Tong-hou) confederation.

By Topic

Arts and Sciences

Religion




406

By Place

Western Roman Empire

Asia

  • Approximate date of Chinese traveler Fa Xian's arrival in India.

By Topic

Religion




407

By Place

Western Roman Empire

  • Gratianus is assassinated, and Constantine III takes his place at the head of the mutinous Roman garrison in Britain.
  • Constantine III leads many of the Roman military units from Britain to Gaul, occupying Arles (Arelate). This is generally seen as Rome's withdrawal from Britain.
  • Gaul is invaded by Germanic Vandals and Suevi, and Iranic Alans.
  • The Vandals take control of Bordeaux (Burdigala).

Europe




408

By Place

Western Roman Empire

Eastern Roman Empire

  • Theodosius II succeeds his father Arcadius as Emperor of the Eastern half of the Roman Empire. Due to Theodosius' young age, the Praetorian prefect, Anthemius, acts as emperor.
  • Under Uldin, the Huns attack the Eastern Empire, setting fire to various frontier forts and taking control of the Castra Martis. The Romans try to negotiate, but Uldin demands an exorbitant gold tribute in return for his withdrawal. This demand is rejected and the Romans begin to push the Huns back across the Danube.




409

By Place

Western Roman Empire

Asia


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