A.The empire was regularly attacked by Arab Muslims.
The Byzantine Empire was a prized region to obtain for the Arab Muslims.
The Arab Muslim Empire regularly attacked the Byzantine Empire. The goal was to gain access to the Anatolia peninsula which was home to Constantinople. Constantinople was the trading center to Europe and and to Asia. Many emperors made the Byzantine Empire a goal and it fell in 1453 under the leadership of Mehmed II.
The answer is <span>The Spanish closed New Orleans to American trade.
They did this by blocking the Mississippi river for all American trades in 1784. This makes it really difficult for traders to move around their goods to the international markets, causing both delay in shipment time and higher distribution cost.</span>