Theodosius I

Roman emperor from 379 to 395

381 AD council of Christian bishops

380 CE edict establishing Christianity as the Roman Empire's state religion

battle of the Frigidus, also called the Battle of the Frigid River, was fought on 5 and 6 September 394

ancient Egyptian obelisk of Pharaoh Thutmose III re-erected in the Hippodrome of Constantinople (known today as At Meydanı or Sultanahmet Meydanı, in the modern city of Istanbul, Turkey) by the Roman emperor Theodosius I in the 4th century AD

temple in Alexandria

4th century treaty between the East Roman and Sassanid Empires

Roman forum and triumphal column in Constantinople (Istanbul, Turkey)

0388 battle

390 Roman massacre under Theodosius I

large ceremonial silver dish