President william mckinley requested congress to grant him the authority to do something. what did he want to do?

To use military force to establish peace in Cuba.

and

Purchase Alaskan territory.

Hope this helped.

ayatollah khomeini can best be described as the leader who declared iran to be an islamic republic.

congress also has implied powers, which derive from the necessary and proper clause of the constitution and permit congress "to make 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.