Ways of protesting nowdays

What method did party bosses use to maintain the power of their political machines?

An outcome of which rerutions) resulted in conflict and a temporary return to absolute de

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.