320s

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Millennium: 1st millennium
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Events[edit]

320

By place[edit]

Roman Empire[edit]
Asia[edit]

By topic[edit]

Art[edit]
Culture and Religion[edit]
Science[edit]

321


By topic[edit]

Roman Empire[edit]
  • Emperor Constantine I expels the Goths from the Danube frontier and repairs Trajan's Bridge. He leads an expedition into the old province Dacia (modern Romania) and makes peace with the barbarians.
  • March 7 - Constantine I signs legislation directing urban residents to refrain from work, and businesses to be closed, on the "venerable day of the Sun". An exception is made for agriculture.

Asia[edit]

By topic[edit]

Arts and sciences[edit]
Food and drink[edit]
  • Constantine I assigns convicts to grind Rome's flour, in a move to hold back the rising price of food in an empire whose population has shrunk as a result of plague (see 309 AD).
Religion[edit]


322


By topic[edit]

Technology[edit]


323

By place[edit]

Roman Empire[edit]
China[edit]

By topic[edit]

Religion[edit]

324

By place[edit]

Roman Empire[edit]


325

By place[edit]

Roman Empire[edit]
China[edit]

By topic[edit]

Art[edit]
Religion[edit]


326


By place[edit]

Roman Empire[edit]
  • Emperor Constantine the Great travels to Rome to celebrate the 20th anniversary of his accession to power, but while en route at Pola he orders his older son, Crispus Caesar, to be executed, possibly on charges of adultery. Fausta, second wife of Constantine I, is also executed by being suffocated in a hot bath.
  • Constantine I founds Constantinople and incorporates Byzantium into the new capital. He reorganises the Roman army in smaller units classified into three grades: palatini, (imperial escort armies); comitatenses, (forces based in frontier provinces) and limitanei (auxilia border troops).
  • Constantine I promulgates laws against the prostitution of maidservants, and for the humanization of prisons.

By topic[edit]

Art[edit]
Religion[edit]


327


By place[edit]

Roman Empire[edit]

By topic[edit]

Religion[edit]


328


By place[edit]

Roman Empire[edit]

By topic[edit]

Religion[edit]


329

By place[edit]

China[edit]

By topic[edit]

Religion[edit]
  • Roman restrictions on joining the clergy are initiated.


Significant people[edit]

Births[edit]

Deaths[edit]

References[edit]