1, Rockefeller Financial Group: One of the top ten consortia in the United States, it is the largest monopoly group in the United States based on the Rockefeller family's oil monopoly. By constantly controlling financial institutions, it extends its sphere of influence to all sectors of the national economy.
2. Standard Oil Company: 19 The largest oil monopoly organization in the United States at the end of the 20th century.
3. DuPont: one of the largest chemical companies in the world, with business all over the world.