Rockefeller was able to build his monopoly across the oil industry since he bought up oil refineries, cut costs, and reinvested his profits in other refineries.
Rockefeller was an American oil industry business magnate, industrialist, as well as philanthropist. He is widely regarded to as the wealthiest American of all time, and the richest person in modern history.
Rockefeller's wealth sky rocketed as kerosene and gasoline grew in importance, and he turnt into the richest person in the country, controlling 90% of all oil in the United States at his peak.
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it proclaimed that "we the people" are the source of the basic law of the land
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The Peninsular War, which resulted from the Napoleonic occupation of Spain, caused Spanish Creoles in Spanish America to question their allegiance to Spain, stoking independence movements that culminated in the wars of independence, which lasted almost two decades.
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