How were social views influenced in the west by the second industrial revolution?

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

List of social classes of the shang dynasty in order ?

Concentration camps built by nazis in 1933 initially held