334

Events

### Politics and World Affairs

* Half-brother Emperor Constantine Flavius Dalmatius crushed the revolt of Calocaerus on Cyprus. Calocaerus was tried and executed in Tarsos.
* The Roman Empire was governed by the consulate of Optato and Cesonius, also known as the Year 1087 Ab Urbe Condita.

### Religion and Culture

* The construction of the th (location not specified) began during this year.
* In Iberia, King Mirian III converted to Christianity following a miracle performed by Saint Nino. This marked the beginning of Christianity becoming an official religion in Iberia, which would be fully established in 337.

### Military Conflicts

* The Goths Tervinges, led by Gébéric, defeated the Vandales Hasdings on the Mureș River in the Danubian region.
* Che Hou, a barbaric king of the later Zhao dynasty, began his reign in China. He would go on to dominate the North until 349 and become a protector of Buddhism.

### Notable Events

* The Council of Caesarea was convened in Palestine, but Bishop Athanase refused to attend.
* Constantine issued the "Constantine Law on the Guardianship of Widows and Orphans" on June 17 in Constantinople.
* Constantine visited various cities throughout the year:
+ Singidunum (Belgrade) on July 5
+ Viminacium on August 4
+ Naissu (Niš) on August 25

Calendar

Year 334 was a common year starting on Tuesday, according to the Julian calendar.