Why was the pearl harbor attack such as shock to the united states

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

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.

Brainliesttt !me : ) what was the result of indian independence?