Columbia subject headings:
Terrorism--Government policy--United States.
Terrorism--Sahara.
Terrorism--Sahel.
Harvard subject headings:
Intervention (International law)
Sahara--Relations--United States.
Terrorism--Sahara.
United States--Relations--Sahara.
Princeton subject headings:
Intervention (International law)
Sahara--Relations--United States.
Terrorism--Sahara.
United States--Relations--Sahara.