<span>A Constitutional Monarchy i hope this helps :P</span>
The Sherman Act also outlawed contracts, conspiracies, and other business practices that restrained trade and created monopolies within industries. For example, the Sherman Act says that competing individuals or businesses can't fix prices, divide markets, or attempt to rig bids
Details please, what are they
<span>Rockefeller used the size of his company Standard Oil to negotiate preferential rates with railroad companies to transfer his oil in the refinement process. By gaining the upper hand in transportation costs, he was able to horizontally integrate his competitors into his firm working to establish a monopoly in the American oil industry. </span>