Answer:
The most important change in the US economy after the Civil War was the transformation from an agricultural society into an industrial society. Factors to be taken into account are: a large pool of labor thanks to constant immigration from abroad; access to massive amounts of raw materials such as timber, iron ore, oil; new inventions and technological advances; and the transcontinental rairoad that connected the East and the West coasts, facilitated the movement of items and people throughout the American terrritory. Growing urbanization and better living standards in cities are a result of industrialization.
Explanation:
From a population of 500 in 1896, the town grew to house approximately 30,000 people by summer 1898. Built of wood, isolated, and unsanitary, Dawson suffered from fires, high prices, and epidemics. Despite this, the wealthiest prospectors spent extravagantly, gambling and drinking in the saloons.