What happens to powers in the u. s. constitution not reserved for the federal government?

Held by the States

Explanation:

Any power not held for the Federal government is given to the State governments, per the Constitution.

- a.) african slaves and indentured servant’s

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what was the significance of the plessy vs ferguson ruling and jim crow laws

answer the impact. plessy v. ferguson allowed 'separate but equal, also known as segregation, to become law in the united states