Which nomadic peoples had the most influence on eurasia throughout post classical times?

During the post era Most influence are the aristocrats and local provincial administrators, the typical pattern for relations between china and its neighbours during the post-tribute, but remain independent. The Ming Chinese naval expeditions of the early 15th century ended because they challenged Confucian values and typical expenditures

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.

a because i tried to vote with just my college id and the answer was no