The Ministerial Council of the European Free Trade Association (EFTA) met in Lisbon on May 9–11, 1963, under the chairmanship of Mr. Corrêa d'Oliveira (Portuguese Minister of State). The Ministers decided to establish a final timetable for the dismantling of tariffs on industrial products. These tariffs would be eliminated by December 31, 1966. The next 10 percent reduction would take place on December 31, 1963, thus bringing intra-EFTA tariffs down to 40 percent of their level when EFTA began.

The second meeting of the Ministerial Council of the Organization for Economic Cooperation and Development (OECD) was held in Paris on November 27–28, 1962, under the chairmanship of Mr. Donald Fleming (then Canadian Minister of Justice and Attorney General). The Council reviewed the economic prospects of the twenty member countries and the Organization's world-wide responsibilities, and surveyed the progress already made toward the growth target defined in 1961.

The Council of Ministers of the Organization of African Unity (OAU), consisting of the foreign ministers of the member countries, met in Dakar, Senegal, on August 2–11, 1963, under the chairmanship of Mr. Doudou Thiam (Senegal) in pursuance of the decisions taken at the Addis Ababa Conference of African heads of state and government.

Alliance for Progress: On June 15, 1963, recommendations for revitalizing the Alliance for Progress were presented to the Council of the Organization of American States (OAS) by the ex-Brazilian President Juscelino Kubitschek and the ex-Colombian President Alberto Lieras Camargo. The studies had been requested in October 1962 by the Inter-American Economic and Social Council (IA-ECOSOC). Although the two reports differed somewhat in their interpretation of the causes for the deficiencies noted to date in the Alliance for Progress, they coincided in recommending the establishment of a new coordinating agency with in the OAS framework. The new body, which would be called the Inter-American Development Committee, would coordinate the implementation of the Alliance. It would be composed of five Latin American representatives (one from each of five geographical areas) and one representative from the United States.

The dissolution of the Pan-African Freedom Movement for East, Central, and Southern Africa (PAFMECSA) and its replacement by the Committee of Nine, decided upon at the Addis Ababa Conference, was agreed upon by President Nyerere of Tanganyika and Mr. Kenneth Kaunda (Northern Rhodesian Minister of Local Government and Social Welfare) at discussions held in Dar-es-Salaam on September 24, 1963. PAFMECSA had been founded in September 1958 under the leadership of Mr. Nyerere and Mr. Tom Mboya (now Minister of Labor in Kenya) as a movement comprising, at that time, African nationalist parties from British territories in east and central Africa. The movement was subsequently enlarged in February 1962 following the entry of African nationalist parties from southern African countries. Its long-term objective had been an economic association of independent African states.

The resolutions of the fifth South Pacific Conference were transmitted to the 23rd session of the South Pacific Commission (SPC) which met to consider them on July 28–30, 1962, at Utulei, American Samoa, under the chairmanship of Mr. K. E. Breslau, senior commissioner for the Netherlands.

The first part of the ninth ordinary session of the Assembly of the Western European Union (WEU) took place in Paris on June 4–7, 1963.