Changes and continuities in world trading systems during 1450-1750.

The ratio of population between Europe and Africa declined and it is believed that this caused a significant impact on African civilizations. During the fifteen century, Africa became one of the major location for European explorers, mainly Portuguese. For centuries, Europeans traded gold and spices, but during the fifteen century, one of the most important change occurred; a new type of trade began; influenced by the Portuguese and starting the most shameful period of history. …

…this period we see that sea trade was more common that land trade. The new slave trade brought benefits to most of the countries involved, except Sub-Sahara, which decreased the population and traditions, but saw in the other prospective, it even benefited the Africans, because many were the people who enriched from the slave trade. Unfortunately, this trade ruined an immense amount of lives, which didn't even choose for it. <Tab/>