Assertion: ambassador | /r/HasProperty | accredited to heads of state
Facets:
Source sentences:
text: The Congress of Vienna of 1815 formalized the system of diplomatic rank under international law, distinguishing between three hierarchical descending categories of diplomatic representatives: full ambassadors (including legates or nuntii), accredited to heads of state; envoys or ministers, who were also accredited to heads of state; and finally chargés d’affaires, who were accredited to minister of foreign affairs.