<P> Congress also has the exclusive impeachment power, allowing impeachment, trial, and removal of the President, federal judges and other federal officers . </P> <P> Among the powers specifically given to Congress in Article I Section 8, are the following: </P> <P> 1.To lay and collect taxes, duties, imposts and excises, to pay the debts and provide for the common defense and general welfare of the United States; but all duties, imposts and excises shall be uniform throughout the United States; </P> <P> 2 . To borrow money on the credit of the United States; </P>

Which clause gives congress the power to establish an army