Between the Civil War and the First World War, United States went through a giant growth. The population doubled from 38.6 million to 76 million people. This happened because of the immigrants from Europe, and the enlarged birth rate. The United States had to take action. They adopted the most liberal land policy in history. So, America started quickly urbanizing. By doubling the population the area of industrialization came along. Many factories were constructed, and mills doubled their number. Citizens of the States were finally satisfied with new technologies and the amount of new products. But these were the advantages of the industrialization. It had its own disadvantages. Factories polluted the water, the air, the environment. The main thing that worried Americans was the result of the industrialization on body politics. …
