This document summarizes events in the Late Antiquity period from the 5th century CE. It notes that Emperor Constantine issued the Edict of Milan in 315 legalizing Christianity, and that he founded Constantinople as the new capital in 324. It also discusses Emperor Theodosius I banning pagan worship from 379-395 and the permanent division of the Roman Empire between East and West after his death in 395. Significant buildings from this period that are mentioned include the Basilica of Santa Maria Maggiore and the Mausoleum of Galla Placidia in Ravenna.