How does Monopoly relate to industrialization and immigration in the U. S. from 1870-1940.

Monopolies came to the United States with the colonial administration. The large-scale public works needed to make the New World hospitable to Old World immigrants required large companies to carry them out. These companies were granted exclusive contracts for these works by the colonial administrators. Even after the American Revolution, many of these colonial holdovers still functioned due to the contracts and land they held.

Explanation:

he killed a bunch of jews so no one was spending money and the stock market rose again