The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the fall of
Constantine I, also known as Constantine the Great, was Roman emperor from AD 306 to 337 and the first Roman emperor to convert to Christianity. He founded the city of Constantinople (now Istanbul) and made it the capital of the Empire, which it remained for over a millennium.
The Theodosian Walls of Constantinople, very important during the 717–718 siege
Gold solidus of Leo III (left) and his son and heir, Constantine V (right)
The seizure of Edessa (1031) by the Byzantines under George Maniakes and the counterattack by the Seljuk Turks
The Ottoman Empire, historically also known as the Turkish Empire or Turkey, was a state that spanned much of Southeastern Europe, West Asia, and North Africa from the 14th century to the early 20th c
Byzantine Empire
…and the Middle Ages. Having survived the fall of the Western Roman Empire in the 5th century AD, it endured until the fall of Constantinople to the Ottoman Empire in 1453. The term 'Byzantine Empire' was coined only after its demise; its citizens used the term 'Roman Empire' and called themselves 'Romans'. During…
Ottoman miniature of Osman I by Yahya Bustanzâde (18th century)
The Battle of Nicopolis in 1396, as depicted in an Ottoman miniature from 1523
Sultan Mehmed the Conqueror's entry into Constantinople; painting by Fausto Zonaro (1854–1929)
Ottoman miniature of the Battle of Mohács in 1526