What large landform in east Africa was created by the separation of tectonic plates?

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government

Acontinental polar air mass foms in

Name the two rivers that run through the fertile crescent. how were the rivers both positive and negative to societies of the fertile crescent?