Free blacks in the north included all of the following except a) copperheads. Copperheads were first of, mostly white, and also represent a faction of Democrats from the northern part of the United States who completely opposed the Civil War.This is why this makes this option not possible out of all the answers.
One of Machiavelli's main arguments in The Prince, which was a political treatise published in the 16th century was D. <span>Good leaders sometimes have to be cruel for the overall good of their society. </span>