Secretary of State Abel Upshur argued that slavery helped to unite the nation because slavery

How did the debate over the Fourteenth Amendment affect the women’s rights movement?

What principle brought the different peoples of the United States together as one nation during the antebellum period?

In Abraham Lincoln’s campaign biography, what weakness did William Dean Howells turn into a strength?

Why did middle-class white women lead the crusade against alcohol?

James K. Polk intended to expand the nation and hoped to include all the following territories in the United States EXCEPT

The Wilmot Proviso firmly united the Whig party in its opposition to the expansion of slavery into the newly won Mexican territory.

The two-party system emerged from opposing political views between Federalists and Anti-Federalists. Which two men were at the center of this debate?

On what did Henry David Thoreau blame the lack of opposition to the Mexican-American War?

Why did American settlers living on the southern and western frontiers support the War of 1812 against the British?