How do surgeons attempt to control the spread of the smallpox virus during the revolution?

For which two reasons did the iroquois confederacy eventually side with the british?

The great compromise during the writing of the constitution involved

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.