Fall of Constantinople


 * 1453 siege that saw the Ottomans sack the capital of the Byzantine Empire
 * Hagis Sophia converted into a mosque
 * Ottoman army looted it for three days
 * Chains connected forts on both sides of the Bosporus before this event
 * Hungarian engineer Urban designed Basilica cannons that damaged the defender's walls
 * The Blachemae district and Giovanni Giustiniani were integral to the defense in thsi conflict
 * Isidore of Kiev wrote to Pope Nicholas V detailing how he survived by dressing up a dead body in his cardinal robes