Official languages of the United Nations just one official language, French. IFAD has four official languages: Arabic, English, French, and Spanish. The next largest international grouping after the UN is the Commonwealth of Nations which is exclusively English speaking. All other international bodies in commerce, transport and sport have tended to the adoption of one or a few languages as the means of communication. This is usually English, closely followed by French (see: list of international organisations which have French as an official language). Regional groups have adopted what is common to other elements of their ethnic or religious background. Standard Arabic is usually adopted across
Zambia the world's fastest economically reformed countries. The Common Market for Eastern and Southern Africa (COMESA) is headquartered in Lusaka. The territory of what is now Zambia was known as Northern Rhodesia from 1911. It was renamed Zambia at independence in 1964. The new name of Zambia was derived from the Zambezi river (Zambezi may mean "Grand River"). The area of modern Zambia is known to have been inhabited by the Khoisan until around AD 300, when migrating Bantu began to settle around these areas. These early hunter-gatherer groups were later either annihilated or absorbed by subsequent more organised Bantu groups.