Kekaisaran Romawi: Perbedaan antara revisi

| year_leader9 = 1449–1453

| leader9 = [[Konstantinus XI Palaiologos|Konstantinus XI]]<!--(Please retain following   for sake of legibility:)--> {{sup|b}}

| legislature = [[Senat Kekaisaran Romawi|Senat]]

| era = [[Antikuitas klasik]] sampai [[antikuitas akhir]]