Answer :
During the times of the European Middle Ages, Muslims in the Middle East and other parts of Asia faced hardship because of attacks by the Mongols and the conquering of parts of the Muslim world by the Mongols as well. The Mongols faced a constant threat to Muslim lands during this period.
A. Central Asian armies under the Mongols repeatedly invaded and conquered parts of the Muslim world.
During the European Middle Ages, the Asian and Muslim Empires were reaching a peak of advancement and empire building.
The Muslim Empires experienced invasions and war with the Mongols in an attempt to expand the Mongol Empire. Much of the conquest centered on gaining access to trade routes and creating power through the access to resources. The Mongols were fierce warriors who studied the places they were attacking and used modern weaponry to advance their empire. The empire at its peak of size stretched from China to eastern Europe and south to India.