Speeches, addresses, etc 23 Courses -- 17 Foreign relations -- 16 Foreign policy 15 Closing ceremony 13 Farewells 12 Economic conditions 11 more ... Politics and government 11 Foreign relations 10 Study and teaching 10 Crisis management 9 Diplomacy -- 9 International relations 9 Diplomatic and consular service 6 Diplomatic training 6 Addresses, essays, lectures 5 Economic development 4 Economic policy 4 Foreign relations - -- 4 International diplomats 4 Opening Ceremony 4 Dinners and dining 3 Etiquette 3 Foreign economic relations -- 3 Military policy 3 Negotiation 3 Policy sciences -- 3 Table etiquette 3 Terrorism 3 Apartheid 2 less ...