Argentina
The Secretary of State (Secretario de Estado) in Argentina (federal government) is a high official with the same rank of a Minister, who is responsible directly to the President. The position must be distinguished from a "Secretary", a lower position, responsible to a Minister.
The official responsible for foreign policy is called Minister of Foreign Affairs (Ministro de Relaciones Exteriores) or "Chancellor" (Canciller).
Read more about this topic: Secretary Of State