Decades: 260s 270s 280s 290s 300s - 310s - 320s 330s 340s 350s 360s

Years: 309 310 311 312 313 - 314 - 315 316 317 318 319

• August 30 - Council of Arles, which confirmed the pronouncement of Donatism as a schism, and passed other canons.
• Synod of Ancyra: consulting a magician is declared a sin earning five years of penance.
• Pope Silvester I succeeds Pope Miltiades.
• Alexander becomes Bishop of Byzantium.

• Libanius, Greek Sophist

• January 11 - Pope Miltiades
• Maximinus, Roman Emperor
• Saint Metrophanes, Bishop of Byzantium\n