Every presidential election is consequential, but the Election of 1860 would play a significant role in whether the United States would remain one nation. The division of the North and South on the issue of slavery threatened to cause a secession of the South. The result of the election would determine whether that threat would materialize and cause a Second American Revolution. Read more
With the first term of Millard Fillmore’s presidency winding down in 1852, the Democrats felt a sense of momentum that they could reclaim the White House. In the midterm elections of 1850, the Democrats secured 140 of the 233 seats in the House of Representatives, eclipsing the Whig Party. See David Potter, The Impending Crisis: America Before the Civil War, 1848-1861, 141.
In the late 1820s, a third political party, the Antimasons, were formed, which would change the course of American political history.