What is a group of merchant ships protected by warships called

What two important inventions did the people from this region share with society?

Prior to the presence of europeans on the continent, the slave trade in africa a) did not exist in any form. b) was limited to internal trade only. c) included the trans-saharan and indian ocean slave trade. d) was rarely needed due to the lack of an agricultural economy.

What is the impact of enlightenment ideals on the development of economic, political, and religious structures in the western world?