1, Rockefeller and Morgan are both very famous industrialists and financiers in American history and have made outstanding contributions to American economic development. Although their influence and status in different fields are different, they can't be compared simply by "grade".
2. john D Rockefeller is one of the most famous industrialists in modern American history and plays an important role in the oil industry. He founded Standard Oil Company, which integrated all aspects of oil production, transportation and sales, and formed a monopoly system that monopolized the market. His business management methods and philanthropy have also become a model for the industry and society.
3.JP Morgan is a giant in American financial industry. His family founded many financial institutions such as Morgan Bank and Morgan Company, and led many large-scale commercial mergers and acquisitions. His influence and position in the financial industry are decisive, and he is known as the "iron giant". So Rockefeller and Morgan are both outstanding businessmen and entrepreneurs in American history, and they have made outstanding contributions in their respective fields, so it is difficult to compare them simply by their achievements.
3, the United States of America, referred to as the United States, the capital of Washington.