Let's start off with what a brief explanation of what social stratification is; Social stratification is a persons ranking in society. Whether it be financial wise (the most common), the age group, education, and even family power. An early form of this could be the Roman Empire's hierarchical structure; they had the lowest class which would be the slaves and then would work their way up to the highest class which would be the Emperor.
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The general consensus amongst historians is that the balance between Federal and State powers was done to appease those who were afraid that too strong of a federal government would be no different than the monarchy that the colonists were overthrowing.
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John Rockefeller was the oil monopoly
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