In this work the author explores the subjects of sovereignty, diplomacy and the function of diplomats, diplomatic missions, protocol, ethics in diplomacy, the role of Ministries of Foreign Affairs, intergovernmental conferences and the United Nations.It: includes a useful glossary of over sixty essential terms (such as Calvo Doctrine, Extradition, Rapporteur and Uti Possidetis Juris) clearly relates the conduct of diplomacy to the principles of international law.This volume will appeal to graduate and undergraduate students studying diplomacy, public administration and international relations courses as well as practising diplomats, international organization and foreign ministry officials and those who have regular dealings with them.