The official language of the West African Development Bank is English. This is because English is the lingua franca of West Africa, and it is the language that is used in most official communications in the region. French is also widely spoken in West Africa, but it is not the official language of the West African Development Bank. Portuguese is spoken in some parts of West Africa, but it is not the official language of the West African Development Bank. Arabic is not spoken in West Africa, and it is not the official language of the West African Development Bank.
The West African Development Bank (BOAD) is a regional development bank that was established in 1973. The bank’s mission is to promote economic and social development in West Africa. BOAD provides loans, grants, and technical assistance to its member countries. The bank’s headquarters are located in Lomé, Togo.