To govern the citizens, keep the land civil, and stop it from plundering into anarchy. Its to keep order, and keep its citizens happy, just like in Civilizations. To keep your people happy, increases production, and many other important things, that you need.
Answer:
One big difference in the two is that the Articles claim that the United States has no power to tax only the states does, but the Constitution states that congress and the states have the power to levy and collect taxes.
I think, sorry if its wrong
Answer:
There was a king who ruled. They didn't use the caste system because they were against it.
Explanation: This one is really hard and I'm doing it too but that is all i have for now. If I get anymore on this I'll comment but I hope you found a better source. :)