335

By place

Roman Empire

• September 14 - Emperor Constantine I consecrates the Church of the Holy Sepulchre in Jerusalem.
• September 19 - Flavius Dalmatius is raised to the rank of Caesar, with control of Thracia and Macedonia.
• Hannibalianus, nephew of Constantine I, is made Rex Regum.
• November 7 - Athanasius is banished to Trier, on the charge that he prevented the corn fleet from sailing to Constantinople.

  Asia

• Samudragupta succeeds Chandragupta I as king of the Gupta Empire.
• Tuoba Hena ousts Tuoba Yihuai as chieftain of the Tuoba Clan.
• Emperor Shi Hu moves the capital of the Later Zhao state to Yecheng.

  By topic

Religion

• First Synod of Tyre: Constantine I convenes a gathering of bishops at Tyre to depose and exile Patriarch Athanasius of Alexandria.
• Constantine I reinstates the Alexandrian priest Arius in a synod at Jerusalem about a year before Arius' death.
• September 13 - The Church of the Holy Sepulchre in Jerusalem is consecrated.
• December 31 - Pope Sylvester I dies at Rome after a 21-year reign. He is succeeded by Mark as the 34th pope.