Africa. The world centre for commerce, wealth and defense. The most powerful continent in the world. Power is centred around the gargantuan Kanem Kingdom, the profitable Kongo Republic, the resurgent Axum empire in the east and the powerful Somali Federation. Several smaller republics exist in and around the continent. The nations have changed history worldwide. The first changes in modern history start around zero. However, there was a drastic change before this in the formation of the Sahara Desert not happening and several other deserts in Africa not forming.