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220s

Millennium: 1st millennium
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The 220s decade ran from January 1, 220, to December 31, 229.

Events

220

By place

Roman Empire
Asia

By topic

Religion
  • The Wei dynasty will give official recognition to Taoism as its religious sect, and the sect's celestial masters will reciprocate by giving spiritual approbation to the Wei as successors to the Han. By the end of the century most powerful families in northern China will subscribe to Daoist principles.

221

By place

Roman Empire
Asia

222

By place

Roman Empire
Asia

By topic

Commerce
  • The silver content of the Roman denarius falls to 35 percent under emperor Alexander Severus, down from 43 percent under Elagabalus.[citation needed]
Religion
  • October 14Pope Callixtus I is killed by a mob in Rome's Trastevere after a 5-year reign in which he has stabilized the Saturday fast three times per year, with no food, oil, or wine to be consumed on those days. Callixtus is succeeded by Cardinal Urban I.

223

By place

Asia

224

By place

Parthia

225

By place

Roman Empire

By topic

Arts and Science

226

By place

Asia
  • A merchant from the Roman Empire called "Qin Lun" by the Chinese, arrives in Jiaozhi (modern Hanoi) and is taken to see Sun Quan, king of Eastern Wu, who requests him to make a report on his native country and people. He is given an escort for the return trip including a present of ten male and ten female "blackish-coloured dwarfs." However, the officer in charge of the Chinese escort dies and Qin Lun has to continue his journey home alone.[2]

227

By place

Roman Empire
Ireland
Persia

228

Roman Empire

Asia

229

By place

Roman Empire

Asia

By topic

Arts and sciences

Significant people

Births

Deaths

References

  1. ^ Stratton, J.M. (1969). Agricultural Records. John Baker. ISBN 0-212-97022-4. 
  2. ^ An annotated translation of the Weilue