Columbia subject headings:
Assassination--Iraq--History--20th century.
Iraq--History--Hashemite Kingdom, 1921-1958.
Harvard subject headings:
Assassination--Iraq--History--20th century.
Iraq--History--Hashemite Kingdom, 1921-1958.
Princeton subject headings:
Assassination--Iraq--History--20th century.
Iraq--History--Hashemite Kingdom, 1921-1958.