Events

• January 18 - Marcus elected pope.
• The military successes of emperor Constantine have resulted in most of Dacia having been reconquered into the Roman Empire.
• Buddhist monk Lo-tsun has a vision of "golden rays of light shining down onone thousand buddhas", resulting in the creation of the Mogao Caves.

Births

Deaths

• October 7 - Pope Marcus
• Arius, founder of Arianism
• Rhescuporis V , King of Bosporus