He was a black activists who encouraged african americans to fight for rights by building up

The black activists who encourage the African Americans to fight for their rights by building up is Martin Luther King as he was an activist and a leader in which a movement called the civil right movements started as a way of providing and fighting for equal rights.

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.

protect u.s. businesses from competition