Topic: The Expansion of Civilization in Southern Asia
Question:
Islamic armies and Islamic influence came to the Indian subcontinent

Explanation:

The continued trade between Arab Muslims and Indians, Islam continued to spread in coastal Indian cities and towns, both through immigration and conversion. The first great expansion of Islam into India came during the Umayyad Dynasty of caliphs, who were based in Damascus.  

hello your answer is

china and usa

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the qing dynasty placed strict limits on foreign merchants' ability to trade in china.