Columbia subject headings:
Assassination--Iraq--History--20th century.
Assassination--Iraq--History--21st century.
Iraq--Politics and government--20th century.
Iraq--Politics and government--21st century.
Political crimes and offenses.
Harvard subject headings:
Assassination--Iraq--History--20th century.
Assassination--Iraq--History--21st century.
Iraq--Politics and government--20th century.
Iraq--Politics and government--21st century.
Political crimes and offenses
Princeton subject headings:
Assassination--Iraq--History--20th century.
Assassination--Iraq--History--21st century.
Iraq--Politics and government--20th century.
Iraq--Politics and government--21st century.
Political crimes and offenses.