First was the Roman Republic, then came the Roman Empire. In the 4th century BCE, the Roman Republic turned to imperialism. After losing a significant battle with the Gauls, a Celtic people, the Romans concluded that in order to sustain safety, they would have to expand their territory so the frontiers would be a good distance from the capital, Rome. They successfully fought a series of wars with other Italian city-states as well as the Carthaginians, achieving their goal. Warfare gave excessive power to the military leaders, weakening the influence of the Senate and thus the democracy became undermined. That is how it was transformed to a vast empire.
Answer:
Right choice:
Africans crossed into South America when Africa and South America were one continent.
Explanation:
Such a statement is totally absurd. Humans as a species had not appeared on planet Earth when present-day Africa and South America were part of the same land mass hundreds of millions year ago. So, African could not cross to South America in the times of Pangea, the only megacontinent in the planet´s evolution. The other options are theories of the origins of man in the Americas, though there´s no consensus in the academic community.
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A)
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they acted as a barrier to further settlement to the west
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This is correct.
Machiavelli was an Italian political philosopher whose famous work, the Prince, is an in-depth look at what is necessary for a ruler to be effective, both in terms of ruling a people but also in doing what needs to be done.
