In 1952 and 1959, Cubans were affected by a change in

Which are in millennium development goals check all that apply

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.

President eisenhowers foreign policy stressed peace, threatened massive retaliation for attacks and what