Africa had several advanced civilizations during the Middle Ages. The kingdom of Zimbabwe, founded by the Shona people, was the largest kingdom in southern Africa. The people of this kingdom built a grand stone palace with gigantic walls. Timbuktu, a city in the kingdom of Mali, was a center of Islamic scholarship. The people of these kingdoms traveled across the Sahara to conduct trade. They traded with countries as far away as India and China.
Africa had several advanced civilizations during the Middle Ages. The kingdom of Zimbabwe, founded by the Shona people, was the largest kingdom in southern Africa. The people of this kingdom built a grand stone palace with gigantic walls. Timbuktu, a city in the kingdom of Mali, was a center of Islamic scholarship. The people of these kingdoms traveled across the Sahara to conduct trade. They traded with countries as far away as India and China.
Answer: cities were destroyed, gold was taken, civilization was just about gone, so since those occurred not much more than archeologist produce this fact