What is the purpose of federal antitrust laws?
to raise revenue for government programs
to preserve competition among business firms
to protect domestic firms from foreign competition
to provide services to the general public

The purpose of federal antitrust laws was that it preserved competition among business firms. They were made so that there was fair competition and that mafias or cartels could not spring up, which would affect the industry. They also help to stop monopoly power, so that businesses are able to operate without someone controlling them.