Probably Namibia, which was once part of South Africa. Another probability is Botswana.
South Africa has the 22nd biggest economy in the world, and the biggest in Africa. Therefore SA is the most developing nation in Africa. south Africa is the answer to this question.
South Africa Save
south Africa
Probably South Africa, because it has the most stable economy and the most exports, and is the richest nation in Africa by far.
Africa has the most developing countries.
Sudan is a developing country.
Except for South Africa and most of the Magreb, it is usually irrelevant.
Nigeria, then you have Ethiopia, Egypt, DRC and South Africa as the top 5 populous nations of Africa.
The Republic of South Sudan - 9 June 2011
Africa's most populous nation is Nigeria and it is the tenth most populous nation in the world!. :)
Africa is just south of most Europe.
Almost every nation in the world was against the policy of South Africa's Apartheid system.