Developments in diplomatic practice since 1815 rendered necessary a new and more extensive codification of the laws and usages as to diplomatic envoys, which was achieved in the Vienna Convention on Diplomatic Relations concluded on April 18, 1961. Customary international law will, however, continue to govern questions not expressly regulated by the Convention.
Sõnavormid
Märksõnas on mitu käänduvat osist (muuttüübid: diplomaatiline 12, tava 17u). Neil võib olla rööpvorme, esitatud on kõige tavalisemad. Vt lähemalt Mitmeosaliste käändsõnade käänamine.