The Abbasid caliphate was located strategically in between china/India and the Roman Empire. This was both a positive and a negative. Describe one reason it is either good or bad.

The native americans had what kind of economy?

Why did president lincoln place general mclellan under the command of general halleck? a. mcclellan failed to capture richmond. b. mcclellan was responsible for the north's defeat at the second battle of bull run. c. mcclellan failed to defeat lee at antietam creek.

What were the main features of the aristotelian-ptolemaic model of the cosmos