article: Party realignment in the United States
links: Great Depression Franklin D. Roosevelt Roe v. Wade Kansas–Nebraska Act Democratic Party (United States) John Quincy Adams American Civil War Ronald Reagan Jerry Falwell United States presidential election, 1824 Racial segregation in the United States Andrew Jackson Political machine Latino Vietnam War Free Soil Party Al Smith Civil Rights Act of 1964 One-party dominant state Henry Clay Slavery in the United States United States Working class Catholics Civil Rights Movement Whig Party (United States) Republican Party (United States) Know-Nothing Party Constitutional Union Party Federalist Party James Monroe Urbanization African Americans Kansas-Nebraska Act Immigration Democratic-Republican Party