members - (3) Burundi, Democratic Republic of the Congo, Rwanda
** Economic Community of West African States (ECOWAS) **
established - 28 May 1975
aim - to promote regional economic cooperation
members - (15) Benin, Burkina Faso, Cape Verde, Cote d'Ivoire, The Gambia, Ghana, Guinea, Guinea-Bissau, Liberia, Mali, Niger, Nigeria, Senegal, Sierra Leone, Togo
** Economic Cooperation Organization (ECO) **
established - 27-29 January 1985
aim - to promote regional cooperation in trade, transportation, communications, tourism, cultural affairs, and economic development
members - (10) Afghanistan, Azerbaijan, Iran, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkey, Turkmenistan, Uzbekistan
associate member - (1) "Turkish Republic of Northern Cyprus"