USA HISTORY

Detailed explanation-1: -Railroads were the major growth industry, with the factory system, mining, and finance increasing in importance. Immigration from Europe, and the Eastern United States, led to the rapid growth of the West, based on farming, ranching, and mining.

Detailed explanation-2: -Robber Barons They soon accumulated vast amounts of money and dominated every major industry including the railroad, oil, banking, timber, sugar, liquor, meatpacking, steel, mining, tobacco and textile industries.

Detailed explanation-3: -The so-called captains of industry became household names: John D. Rockefeller of Standard Oil, Andrew Carnegie of Carnegie Steel, and J. Pierpont Morgan, the powerful banker who controlled a great many industries.

Detailed explanation-4: -Big business grew in the late nineteenth century when new sources of power such as the steam engine, coal, and electricity drove the machines in larger factories that organized production under one roof. Companies could now mass produce standardized goods faster and more efficiently.

Detailed explanation-5: -Digital History. Mark Twain called the late 19th century the “Gilded Age.” By this, he meant that the period was glittering on the surface but corrupt underneath.