COMESA - Common Market for Eastern and Southern Africa

http://www.comesa.int/

«The Common Market for Eastern and Southern Africa - promoting regional economic integration through trade and investment.
With its 19 member states, population of 430 million (2008) and an annual import bill of around US$ 152 billion (2008) and an export bill of over US$ 157 billion (2008), COMESA forms a major market place for both internal and external trading. Its area is impressive on the map of the African Continent covering a geographical area of 12 Million (sq km). Its achievements to date have been significant. See the comprehensive statistics»