December 25 — Roman emperor Aurelian has a temple dedicated to Sol Invictus on the third day after the solstice and day of rebirth of the Sun. This religion, which is in essence monotheistic, becomes the state religion of Rome.
Germanic Peoples take advantage of the destroyed Roman armies of the Rhine. They pillage and depopulate large areas of Gaul, including Paris. The Rhine border is lost for 20 years. Franks live in the area of present southern Netherlands, northern Belgium and Rhineland from now on.
Asia
The kingdom of Aksum attains great prosperity thanks to its control of Red Sea trade.