Conquest of Constantinople
1. Laid siege to the Byzantine capital of Constantinople in 1453
2. Massive effects on the Mediterranean world politically
3. Rise of Islamic caliphate under Umayyad and Abbasid Dynasty
4. Byzantine Christians fled into Western Europe
5. Constantinople was the last outpost of Rome, a legendary Christian city of the Eastern Orthodox Church and a major trade crossroad
6. Ottomans now controlled key trade routes, forcing Euro powers to find alternate routes
7. Migration of Greek scholars to the west contributed to the Renaissance