How did the mountain ranges in northern and western regions india remain independent for thousands of years?

Religion or was a major factor contributing to the age of exploration? gold god glory grants

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.

Which term describes the soviet policy the expanded freedom of the press and allowed criticism of the communist party during the cold wara: containment b: perestroikac: detente d: glasnost