Those last two are not sovereign nations, nor are Western Sahara or French Guiana. Otherwise, that mostly reads like a list of nations that lack normalized dip

Those last two are not sovereign nations, nor are Western Sahara or French Guiana. Otherwise, that mostly reads like a list of nations that lack normalized diplomatic relations with the US, hence no embassy staff. Except for Vanuatu, which is in the process of getting a US embassy. EDIT: As others pointed out, Syria and Iraq do have US troops. All together I'd say this is a pretty terrible source!