Columbia subject headings:
African Americans--History--1964-
Race discrimination--United States.
Racism--United States.
United States--Race relations.
Harvard subject headings:
African Americans--History--1964-
Race discrimination--United States
Racism--United States
United States--Race relations
Princeton subject headings:
African Americans--Crimes against.
Hate crimes--United States.
Minorities--United States--Crimes against.
United States--Race relations.