How did near by rivers and deserts affect the development of mesopotamia and ancient egypt?

They had water and food to eat for the rivers. And for the deserts it would probably be they had mildly good trade

It developed as a reaction to the impact of european colonialism in africa on peoples of african descent. in the  mid-20th century, activists in africa adopted pan-africanism as a rallying cry for independence from colonial rule. some african pan-africanists sought to unite the continent as one independenthope it was useful