Columbia subject headings:
Colombia--History.
Guatemala--History.
Mexico--History.
Violence--Colombia--History.
Violence--Guatemala--History.
Violence--Mexico--History.
War and society--Colombia--History.
War and society--Guatemala--History.
War and society--Mexico--History.
War.
Harvard subject headings:
Princeton subject headings:
San Luis Potosí (Mexico)--History.
Violence--Colombia--History.
Violence--Guatemala--History.
Violence--Mexico--History.
War and society--Colombia--History.
War and society--Guatemala--History.
War and society--Mexico--History.