How did the trans-Atlantic slave trade change the African economy? It introduced European goods to Africa, which decreased deman
d for African goods. It increased the number of people looking for work in Africa, which made money scarce. It allowed Africans to manufacture weapons to sell to slave traders. It led to the production of crops such as coffee and sugar in Africa.
The same can be said regarding domestic goods; they made fine luxury ... The first traders to sail down the West African coast were the Portuguese in the 15th century. ... The nature of slavery in West Africa before Europeans ... invented the cotton gin which made the production of cotton more profitable.
Very abbreviated answer: The Black Death was another name for the plague, this claws caused by rats and lead to death of a large sum of the population.