How did the Columbian Exchange affect the African people?

The African American population skyrocketed by millions, but without a strong government and only tribes.

Explanation:

While slave exports were extremely high, due to new American crops introduced by the Colombian trade that were part of the slave exchange, the birth rate and life expectancy of an African were higher. 

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.

explanation:

aids