Which of the following was NOT illustrated by the Election of 1856?
A. The Know-Nothing Party earned more than 1/5 of the popular vote, illustrating that not everyone was focusing on the slavery issue.
B. James Buchanan ousted incumbent Franklin Pierce for the Democratic nomination illustrating that slavery and the Kansas-Nebraska Act split democrats and destroyed Pierce's chances for re-election.
C. Former President Millard Fillmore ran as a Republican illustrating that the two-party system established in the Jacksonian Era was over.
D. Franklin Pierce failing to receive the nomination of his party illustrated the first time in American history that a presidential incumbent was not put on the ballot.
E. Party platforms passionately spoke of views on slavery illustrating that the country was on the brink of war.