Columbia subject headings:
Islamic fundamentalism--History.
Neo-Nazism--United States--History.
Right-wing extremists--United States--History.
Terrorism--History.
Harvard subject headings:
Islamic fundamentalism--History.
Neo-Nazism--United States--History.
Right-wing extremists--United States--History.
Terrorism--History
Princeton subject headings:
Islamic fundamentalism--History.
Neo-Nazism--United States--History.
Right-wing extremists--United States--History.
Terrorism--History.