Why did the delegates enumerate the powers of congress?

the first two-party system consisted of the federalist party, who supported the ratification of the constitution, and the democratic-republican party or the anti-administration party (anti-federalists), who opposed the powerful central government, among others, that the constitution established when it took effect in

the structure of state governments are determined by. "state constitutins'

under the us constitution, all state governments are.'republics'