325
| Years: 321 322 323 324 – 325 – 326 327 328 329 | |
| Decades: 290s 300s 310s – 320s – 330s 340s 350s | |
| Centuries: 3rd century – 4th century – 5th century | |
Events
- May 20 – First Council of Nicaea – first "Ecumenical Council" of the Christian Church: The Nicene Creed is formulated, the date of Easter is discussed.
- Gladiatorial combat is outlawed in the Roman Empire.
- The Church of the Nativity is built in Bethlehem
- Jin Cheng Di succeeds Jin Ming Di as emperor of China.
Births
- Procopius, attempted usurper of the Roman Empire (approximate date)
- Ammianus Marcellinus, Roman historian (approximate date)
Deaths
- Jin Ming Di, emperor of China.
- Licinius, Roman Emperor
Categories: 325