Answer:
Trade among European and African precolonial nations developed relatively recently in the economic history of the African continent. Prior to the European voyages of exploration in the fifteenth century, African rulers and merchants had established trade links with the Mediterranean world, western Asia, and the Indian Ocean region. Within the continent itself, local exchanges among adjacent peoples fit into a greater framework of long-range trade.
Explanation:
hope this helps!!:D
Explanation:
Because it was the first big group of people who had one leader, always lived in a concrete place. Also they invented lots of new things that was more complex than those things who were invented before
The main reason of why the emperor sent out Zheng He was to increase the Chinese trade and the reputation of his nation.
What important information he brought back was the info on the wind directions, oceans currents, plants and animals he saw, different tribes and kingdoms that would be in for future trade projects.
It maybe be because of job openings or to move closer to family of away from family.
