Title: Kōnstantinos Palaiologos kai hē poliorkia kai halōsis tēs Kōnstantinopoleōs hypo tōn Tourkōn tō 1453
Subjects: History
Places: Istanbul (Turkey), Byzantine Empire
People: Constantinus XI Dragases Emperor of the East (1403-1453)
Time periods: Siege, 1453, Constantinus XI, 1448-1453