Speeches, addresses, etc 25 Courses -- 21 Foreign relations -- 16 Closing ceremony 15 Farewells 11 Foreign relations 10 Diplomatic training 9 more ... Economic conditions 7 Politics and government 7 International diplomats 6 Opening Ceremony 6 Study and teaching 6 Crisis management 5 Diplomacy -- 5 Etiquette 5 Dinners and dining 4 Diplomacy 4 Diplomatic and consular service 4 Foreign policy 4 Table etiquette 4 Diplomats 3 Economic policy 3 Foreign economic relations -- 3 International relations 3 Negotiation 3 Addresses, essays, lectures 2 Conference -- 2 Crisis management -- 2 Economic development 2 Economic integration 2 less ...