Why did the colonies need militias?

mark other guy brainliest

that would be the steamboat because none of the other things are forms of transportation

the united states began searching for a way to reduce oil

-agarvated

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.