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.
During President James Polk’s administration, Congress grappled with resolving sectional tension arising out of whether slavery would be extended to newly acquired land from Mexico as well as the Oregon territory. Congress did not resolve that sectional tension but exacerbated it in what may have been one of the most deadlocked and destructive Congresses in American history. Read more
In the 15 years leading up to the Civil War, a wide variety of theories emerged for how the federal government should deal with slavery expanding, or not expanding, into the territories acquired by the United States.
On November 7, 1848, Americans went to the polls to choose between Martin Van Buren, Zachary Taylor, and Lewis Cass.
Approaching the Election of 1848, President James Polk did not have unanimous support amongst Democrats. In fact, quite the opposite.
The Election of 1848 was bound to be unique, as President James Polk had made clear that he would serve only one term as president. With that, the Whigs and the Democrats had to put forth candidates that could meet the parties’ respective goals of reversing President Polk’s policies (the Whigs) and expanding on President Polk’s policies (the Democrats).
President James Polk, at the outbreak of the Mexican-American War, was concerned about the ramifications of a significant, drawn-out conflict. He was aware that a Whig military hero could emerge, just as William Henry Harrison had. See Daniel Walker Howe, What Hath God Wrought: Transformation of America, 1815-1848, 750.