Part 1 the protecting power: Pragmatic diplomacy - the origins and use of the protecting power, James J.Blake; the "good offices" of Switzerland and her role as protecting power, Raymond Probst; the sensitive link - the Swiss role in the US-Iran hostage crisis, David D.Newson; evacuation and hand-over to a protecting power - the US embassy in Baghdad in 1967, Grant V.McClanahan; Part 2 The interests section: US diplomacy under the flag of Spain, Cairo, 1967-74, Donald C.Bergus; the interests section as a practical system of diplomatic conduct, Ashraf Ghorbal; evolution of the US interests sections in Algiers and Baghdad, William L.Eagleton, Jr; the protecting power and the US interests section in Cuba, Wayne S.Smith.