The answer is German.
He was known as the “Desert Fox” and considered to be one of the top
German Generals of World War II. He would
later be defeated by the British forces commanded by General Montgomery in the
Battle of El Alamein.
Talk about the three G's; Gold, Glory, and God.
Also, at the time, land was equal to power. The more land you had, the richer you were. This is a social and political reason, as well as economic.
Hope this helps you. Ask any questions if you need to!
Most of the African continent is on a high "plateau". Although it is true that African contains the largest desert in the world, the desert itself is not physically "high" in the same sense.