<P> The company was sued in 1902 under the Sherman Antitrust Act of 1890 by the Justice Department under President Theodore Roosevelt , one of the first anti-trust cases filed against corporate interests instead of labor . The government won its case , and the company was dissolved , so that the three railroads again operated independently . </P>
who used the sherman antitrust act to dissolve the monopoly of the northern securities company
President Theodore Roosevelt