The Fall of Constantinople(Istanbul) - 1453

The Fall of Constantinople was the capture of Constantinople, the capital of the Eastern Roman (Byzantine) Empire, which occurred after a siege by the invading Ottoman Empire, under the command of 21-year-old Ottoman Sultan Mehmed II, against the defending army commanded by Byzantine Emperor Constantine XI Palaiologos. The siege lasted from Friday, 6 April 1453 until Tuesday, 29 May 1453, when the city fell and was finally conquered by the Ottomans.