What Happened To The Roman Empire During The 4th Century?

What Happened To The Roman Empire During The 4th Century? Emperor Valens is killed. 378 – 395: Theodosius I, Roman emperor, bans pagan worship, Christianity is made the official religion of the Empire. … 395: Roman emperor Theodosius I dies, causing the Roman Empire to split permanently. Late 4th century – See “The Historia” of