How would you describe the diffusion of civilizations in Africa and the Near East?

The diffusion of people and language took place widely across the continent. Through the movement and spread of the languages it brought about some type of ancient development in food production and movement of peoples within the continent. For example the Nilo-Saharan language may have originated among fishing.

it is the dominance of   the spanish language and roman catholic region in mexico, french being the official language of several african countries, and the existence of a western-style government in south asian countries

b) the confederacy had to pay all union war expenses.