True or false
Islam was highly influential among the west Africans in the 1400s.

true For hundreds of years, trade crisscrossed West Africa. ... not profit much from the Saharan trade because the routes were run by berbers, a group of ... In fact, Africans sometimes cut up ... By the late 1400s Islam would become the most practiced ... important trade including Timbuktu, Djenne, and Gao, to its empire.

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.