What caused many africans to move north and south of the sahara around 2500
b.
c.
e.?
a. the sahara began to dry out.
b. arab merchants took over the region.
c. the mali kingdom forbade settlement in the area.
d. flooding made the region uninhabitable.

Since the land started to change into an inhabitable desert the old inhabitants need to migrate to a place they could survive.

a. the Sahara began to dry out

Britain and its empire stood alone against hitler and mussolini. in june 1941, hitler broke the non-aggression agreement with stalin and germany invaded the soviet union. in december, japan attacked the us and britain. the main lines of world war ii had formed.