Answer:
It is estimated that by the early 16th century as much as 10% of Lisbon's population was of African descent. After the European discovery of the American continent, the demand for African labour gradually grew, as other sources of labour - both European and American - were found to be insufficient.
Answer:
The events of 1941—the German invasion of the Soviet Union, the Japanese attacks on Pearl Harbour and the US entry into the war— made the war a truly global war
Explanation:
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He should consult an archaeologist. They study ancient studies looking for remains of buildings, objects, people, etc. They learn a lot about our past and what our ancestors were like through archaeology.
I'm pretty sure they only grew cotton
hope this helps
