Issued by the pope declaring an earthly power and a heavenly power

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 was one major cause of worldwide conflict during the first decade of the 21st century?

Clara barton was the first nurse in the united states of america. true or false?