How do archaeologists know the legacy of poverty point?

The Archeologists new the legacy of poverty point by the characteristics of artifacts and the nonlocal rocks used to make them. Remember the Poverty Point culture is  an archeological picture of some Mississippi Valley people who lived around 1730 B.C.

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.