USA HISTORY

Detailed explanation-1: -“Cities grew because industrial factories required large workforces and workers and their families needed places to live near their jobs. Factories and cities attracted millions of immigrants looking for work and a better life in the United States.”

Detailed explanation-2: -One of the main reasons for the growth of cities was the Industrial Revolution, which began in England toward the middle of the eighteenth century and then spread to the United States and other parts of Europe. The Industrial Revolution contributed to the rise of factories, creating a demand for workers in urban areas.

Detailed explanation-3: -The development of railroads was one of the most important phenomena of the Industrial Revolution. With their formation, construction and operation, they brought profound social, economic and political change to a country only 50 years old.

Detailed explanation-4: -Industrial expansion and population growth radically changed the face of the nation’s cities. Noise, traffic jams, slums, air pollution, and sanitation and health problems became commonplace. Mass transit, in the form of trolleys, cable cars, and subways, was built, and skyscrapers began to dominate city skylines.