Diplomatic and consular intercourse and privileges — Permanent diplomatic envoys — Privileges and immunities of subordinate members of the diplomatic staff — Whether diplomatic personnel have a constitutional right to sell vehicles duty-free if they comply with conditions imposed by diplomatic servise — The law of the United States

Diplomatic and consular intercourse and privileges — Permanent diplomatic envoys — Position and functions of diplomatic envoys — Ambassadors — Validity of regulations issued by Ambassador designed to control profiteering in duty-free products — Ambassador's duty to enforce discipline amongst those serving abroad — The law of the United States