Excuse me, Ethiopia whipped Italy in 1896, in the battle of Adwa.
On this date in 1896, Ethiopia defeated the Italian colonial army in the Battle of Adwa. This victory signaled the decline of European colonialism in Black Africa. When Black African Menelik II came to the Ethiopian throne in 1889, the Italians thought that he would surrender power to them...
aaregistry.org
Europeans used divide and conquer to colonize. But Europeans did take ass whippings for 400 years. You are wrong about Africa, and building killing machines is not a show of advanced society.
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Africa has been a consumer and never a producer over the years, when it comes to cars. The level of consumption is almost alarming and no one ever thinks of production. Last year, Africa was estimated to have bought about 2 million new cars. Africans have lost confidence in their local engineers...
africa-facts.org
You really don't know much about Africa.