Considering the envorment factor of vegatation, why do think civilization on the african continent began in egypt, rather than farther west, in central north africa?

yellow fever and other tropical diseases

where is the subject? hahahaha

president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.

with my recent question