In the first part of the “Essays” section, the Revista Mexicana de Política Exterior presents eleven short essays, the product of dissertations by officials from the Ministry of Foreign Affairs during the workshops of the XIII National Assembly of the Institutional Revolutionary Party held on 2 and 4 March 1987 in Mexico City. The second part of the section is made up of the collaboration of Jorge Eduardo Navarrete who studies the details of a basic issue on the agenda of regional economic priorities: foreign debt. In the part corresponding to "Speeches and documents", addresses related to Mexico's relations with Guatemala, Poland, the Soviet Union, Argentina and the United States, as well as the initiatives of the Group of Six, the Cartagena Consensus and the work of the Contadora and Apoyo groups in favor of pacification in Central America and the strengthening of mechanisms for political coordination and economic integration within Latin America.