When the neighboring tribes came in to other civilizations they would inflict a ton a damage to the people and the farms. In the ancient persian empire the Greeks were only there main threat of invasion. The Greeks had a small army against the big persian army. The Greeks fought through them and kept on going one by one, and weakening the persians. But the Greeks were losing a lot of men in their small army. So the persians eventually killed them all. But the greeks gave them trouble which shows how neighboring tribes can cause a difference. “Exeres was defeated by the greeks”. The persians never gave up on it. Also when neighboring tribes came in even if it was Peaceful or fighting they would carry diseases that would sicken every body and cause a lot of death. In the mongols the black death played a big role in the fall of the mongols with the amount
When the neighboring tribes came in to other civilizations they would inflict a ton a damage to the people and the farms. In the ancient persian empire the Greeks were only there main threat of invasion. The Greeks had a small army against the big persian army. The Greeks fought through them and kept on going one by one, and weakening the persians. But the Greeks were losing a lot of men in their small army. So the persians eventually killed them all. But the greeks gave them trouble which shows how neighboring tribes can cause a difference. “Exeres was defeated by the greeks”. The persians never gave up on it. Also when neighboring tribes came in even if it was Peaceful or fighting they would carry diseases that would sicken every body and cause a lot of death. In the mongols the black death played a big role in the fall of the mongols with the amount