Answer:
Since modern day Turkey had gone from a multiethnic, cosmopolitan Empire, to a nation state of Turks this was seen as necessary to complete this process. As such Constantinople was changed to Istanbul, and Ataturks government would pressure other countries to start calling the city Istanbul
Answer:
It is probable that the Mongols and merchant caravans that were poorly quarantined and underreported by the Mongol government inadvertently brought the plague from central Asia to the Middle East and Europe. The plague was reported in the trading cities of Constantinople and Trebizond in 1344.
Explanation:
It permitted the expansion of slavery beyond the southern states.