Columbia subject headings:
African Americans--Civil rights--History--18th century.
African Americans--Civil rights--History--19th century.
Indians of North America--Civil rights--History--18th century.
Indians of North America--Civil rights--History--19th century.
Indigenous peoples--Civil rights--North America--History.
Harvard subject headings:
African Americans--Civil rights--History--18th century.
African Americans--Civil rights--History--19th century
Indians of North America--Civil rights--History--18th century.
Indians of North America--Civil rights--History--19th century.
Indigenous peoples--Civil rights--North America--History.
Status (Law)--North America.
Princeton subject headings:
African Americans--Civil rights--History--18th century.
African Americans--Civil rights--History--19th century.
Indians of North America--Civil rights--History--18th century.
Indians of North America--Civil rights--History--19th century.
Status (Law)--North America.