HELP PLS According to the timeline, how many different empires ruled Mesopotamia between about 2300 and 539 B. C.E.? Identify at least one reason why this region was desirable to conquerors.

I don't now how many conquer but it was desirable because there was lots of fertile land

in mcculloch v. maryland (1819) the supreme court ruled that congress had implied powers under the necessary and proper clause of article i, section 8 of the constitution to create the second bank of the united states and that the state of maryland lacked the power to tax the bank.

gibbons v. ogden, (1824), was a landmark decision in which the supreme court of the united states held that the power to regulate interstate commerce, granted to congress by the commerce clause of the united states constitution, encompassed the power to regulate navigation.