What differences with Martin Luther King's "I have a Dream" speech are evident in the goals and purposes of the above excerpt?

The purpose of Martin Luther King's "I Have a Dream" Speech is to expose the American public to the injustice of racial inequality and to persuade them to stop discriminating on the basis of race

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.