Who was granted a permit to bring settlers into mexico in 1821

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.

Civil liberties in latin america vary. this means that

Which of these rose during the great depression? a migration b consumerism c membership in the republican party d employment