of Constantinople, the capital of the Byzantine Empire became the capital of the Ottoman Empire. The Osmanli Turks called their empire the Empire of Rum
history of the Middle East, McFarland, 2006, ISBN 0-7864-5134-3, page 179 Nicolle، David (2007). The Fall of Constantinople: The Ottoman Conquest of Byzantium
Constantinople: City of the World's Desire. Penguin History Travel, (ردمك 0-14-026246-6). p. 1. Lewis, Bernard. Istanbul and the Civilization of the Ottoman Empire
p. 92. Lewis, Bernard. Istanbul and the Civilization of the Ottoman Empire. 1, University of Oklahoma Press, 1963. Ibrahim, Raymond. Sword and Scimitar
"On the part of the Ottoman conquerors, already from the early years of the conquest, the word Rum meant at the same time their subjects of the Christian