Why might Africa have so many natural borders?

Which examines the impact of napoleon’s territorial conquest on the world?

What was the most common destination for african american migrants between 1910 and 1930

Which of the following accurately describes the workforces of the united states and canada? a. most of the workforce in the united states and canada is employed in the service industry. b. most of the workforce in the united states and canada is employed in the educational field. c. most of the workforce in the united states and canada is employed in manufacturing and mining. d. most of the workforce in the united states and canada is employed in agriculture.