Columbia subject headings:
African Americans--Civil rights--History.
Republican Party (U.S. : 1854- )--History.
Republican Party (U.S.)--History.
Harvard subject headings:
African Americans--Civil rights--History
Republican Party (U.S. : 1854- )--History.
Princeton subject headings:
African Americans--Civil rights--History.
Republican Party (U.S. : 1854- )--History.