How did protective tariffs benefit american manufacturers in the early-1800s?

The goal of the tariff was to protect industry in the northern US which were driven out of business by low-priced imported goods by putting a tax on them.The tariff forced the South to buy manufactured goods from U.S. manufacturers at a higher price.
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They showed the country that integration could be successful.

The question of what caused the full effects of the radical stage, also called the second french revolution by some historians, which shook the political and social reforms in france have caught the attention of many scholars, particularly because of principles implemented during this stage which is contradictory to the fundamental principle of the french revolution itself, by using dictatorship to create equality.