How allowed Francisco Pizarro to easily conquer the Inca? He purchased the empire with gold and European goods.
He tricked the ruler into making him the emperor.
His men had superior European weapons.
He defeated the empire one village at a time with a large army.

He defeated the empire one village at a time with a large army

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.

explanation:

a trial judge has broad powers in his courtroom. the judge's decision is usually final for the duration of the trial, and the party's one special type of witness is an expert witness.