During world war one, the united states, russia, great britain, and france were a part of the allies, who were they fighting?

Allies fought against the Central Powers - Germany, Austria-Hungary, Bulgaria and the Ottoman Empire.

Explanation:

The Allies (Entente Powers) were the coalition that fought against the Central Powers of Germany, Austria-Hungary, the Ottoman Empire and Bulgaria from 1914 to 1918.

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.