USA HISTORY

Detailed explanation-1: -The railroad opened the way for the settlement of the West, provided new economic opportunities, stimulated the development of town and communities, and generally tied the country together.

Detailed explanation-2: -The railroads accelerated the pace of the Industrial Revolution. New technologies, such as machine building and iron and steel production, advanced to meet the demands of railroad growth. By providing cheaper and faster freight delivery, the railroads helped create a new national market.

Detailed explanation-3: -Railways are the principal mode of transportation for freight and passengers in India. Railways also make it possible to conduct many activities like business, sightseeing, and pilgrimage along with transportation of goods over longer distances.

Detailed explanation-4: -Railways can enable economic growth, which in turn generates increasing transport demand, while keeping greenhouse gas (GHG) emissions low. However, in many parts of the world, railways have lost traffic and market share to air and road transport modes.