USA HISTORY

Detailed explanation-1: -The most important cause of American industrialisation was the abundance of raw materials, such as coal, iron, timber, copper, and petroleum. The growth of railroads heavily impacted American businesses.

Detailed explanation-2: -People left rural areas in large numbers, seeking jobs in budding industries. The Industrial Revolution led to unprecedented expansion in wealth and financial well-being for some. A larger middle class emerged as consumer demand for more goods and services grew and business creation boomed to feed the demand.

Detailed explanation-3: -Many factors promoted industry, including cheap labor, new inventions and technology, and plentiful raw materials. Railroads rapidly expanded. Government policies encouraged growth, and large corporations became an important part of the economy.