Until the Turks took Constantinople in 1453, what title did the ruler there still claim?

Question

Quizplus · Accepted Answer

The ruler of Constantinople still claimed the title of Roman emperor until the Turks took over in 1453. This is because the Byzantine Empire saw themselves as the successors of the Roman Empire, and the title of Roman emperor held great prestige and significance. While the term "Byzantine emperor" is often used to refer to these rulers today, they themselves would have simply referred to themselves as Roman emperors.

Until the Turks Took Constantinople in 1453, What Title Did