Rivers often act as really effective and accessible trade routes, so the historian could use this map to analyse trade routes between Early River Valley Civilizations.
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Answer:
Civil liberties protect us from government power. They are rooted in the Bill of Rights, which limits the powers of the federal government. The government cannot take away the freedoms outlined in the Bill of Rights, and any action that encroaches on these liberties is illegal.
Explanation:
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Increased access to natural resources
The 1929 stock market crash, bank failures , a reduction in purchasing , economic policies with Europe , ad drought conditions .