<em>Answer:Slaves sold in the slave market at Montgomery, Alabama, likely to have come largely from Virginia, North Carolina, and Tennessee. Until the Thirteenth Amendment that came into the united colonies of America in 1865 slavery was a legal phenomenon.</em>
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Answer:
Checks and balances
Explanation:
Polybius was widely known as a Greek historian. In his analysis of a mixed constitution or the separation of powers in government, he concluded that the strength of Rome's constitutional division of powers is "Check and Balances."
This he explained that the act of spreading power out and giving various offices a particular function, the Romans formed checks and balances that ensured an orderly interdependence by prohibiting government excess and decentralizing power.