WHAT HAPPENED IN THE FIRST HALF OF THE 4. CENTURY
Find out what all happened in the first half of the 4. century

Martyrdom of Saint Demetrius of Thessaloniki (26. October 306)

Constantine the Great is said to have received his famous Vision of the Cross. (27. October 312)

Maxentius is proclaimed Roman Emperor. (28. October 306)

Battle of Milvian Bridge: Constantine I defeats Maxentius, becoming the sole Roman emperor. (28. October 312)

Constantine the Great enters Rome after his victory at the Milvian Bridge, stages a grand adventus in the city, and is met with popular jubilation. Maxentius' body is fished out of the Tiber and beheaded. (29. October 312)

Athanasius is banished to Trier, on charge that he prevented a grain fleet from sailing to Constantinople. (7. November 335)

At Carnuntum, Emperor emeritus Diocletian confers with Galerius, Augustus of the East, and Maximianus, the recently returned former Augustus of the West, in an attempt to restore order to the Roman Empire. (11. November 308)

The old St. Peter's Basilica is consecrated. (18. November 326)

Licinius abdicates his position as Roman Emperor. (19. December 324)

Roman Emperor Constantine the Great elevates his youngest son Constans to the rank of Caesar. (25. December 333)

First documentary sign of Christmas celebration in ancient Rome (25. December 336)

Vetranio meets Constantius II at Naissus (Serbia) and is forced to abdicate his title (Caesar). Constantius allows him to live as a private citizen on a state pension. (25. December 350)