Answer:
At the time, the indigenous population began to increase rapidly, and so did several diseases. At the time, it wiped out many Native Americans due to them not having a cure to heal.
Answer: The crisis was compounded when oil-rich nations in the Middle East declared ... But not in the 1970s. ... enough to get Nixon reelected in 1972) but did nothing to address the tangled ... the United States also has worked to reduce its dependence on foreign oil ... OPEC in the 70s accounted for around 60% of oil produced.
Explanation:
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