:''This article is about the 'year 305 CE'. For other uses, see
305 (disambiguation).''
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Events
By Place
Roman Empire
★
May 1 —
Diocletian and
Maximian, Emperors of Rome, retire from office.
★
Constantius Chlorus and
Galerius declared Augusti;
Flavius Valerius Severus and
Maximinus Daia appointed Caesars.
★ The
Arch of Galerius is built.
★ In the Western Empire, the capital is moved from Rome to
Milan.
★ Maximinus Daïa (305–313) persecutes the Christians of Egypt. Many take refuge in the desert. In time, this refuge leads to the
monastic life. In these monasteries
Coptic writing develops, supporting the propagation of Christian texts.
Asia
★ The
Daysan River floods
Edessa.
By Topic
Religion
★
Council of Illiberis, decrees that priests must be
celibate. Additionally, it condemns visiting the homes of Jews and prohibits Christian women from marrying Jews, unless they have converted. Essentially Jews are declared ''personae non gratae''.
Births
★
Saint Damasus, pope (
366—
383)
Deaths
★
Diocletian,
Roman Emperor.
★
Hierocles,
proconsul of
Bithynia who instigated the persecution of the
Christians under
Galerius.
★
Porphyry,
Neoplatonist philosopher.
★
Wang Rong.
★
Tuoba Yituo