17 December 1984 | Publisher: UN General Assembly | Document type: Resolutions/Recommendations/Declarations
20 December 1983 | Publisher: UN General Assembly | Document type: Resolutions/Recommendations/Declarations
17 December 1982 | Publisher: UN General Assembly | Document type: Resolutions/Recommendations/Declarations
29 May 1979 | Publisher: Economic Community of West African States (ECOWAS) | Document type: Multilateral Treaties/Agreements
22 November 1972 | Publisher: UN Security Council | Document type: Resolutions/Recommendations/Declarations