It created a need for raw materials and markets
Article I, Section 8, of the Constitution empowers Congress to “lay and collect Taxes, Duties, Imposts and Excises, to pay the Debts and provide for the common Defence and general Welfare of the United States; but all Duties, Imposts and Excises shall be uniform throughout the United States.” Article I, Section 9, further states that “No Capitation, or other direct, Tax shall be laid, unless in Proportion to the Census or Enumeration herein before directed to be taken.”
Lincoln sees the main issue as slavery.
It means racism still exist in today society and it’s something that we’re going to have to teach our children about it and how’s it’s wrong but the only thing we can do is prepare them for it and that hopefully someday we can get past people treating each other bad because of the color of their skin