Lewis and Clark were two explorers that explored the western United States. They met Native Americans, named newly discovered animals, traded with indians, and mapped newly found discoveries.
The Neolithic Revolution <span>was the wide-scale transition of many cultures from hunting and gathering to agriculture and settlement, making larger populations possible.</span>
<span>The Allied commander in Europe in World War II was: "Eisenhower", since President Roosevelt felt that Eisenhower had the right combination of experience and temperament for the job. </span><span />
Shay's Rebellion revealed the weaknesses.
<span>Between 1900 and 2000 the increase in world population was three times greater than the entire previous history of humanity– an increase from 1.5 to 6.1 billion in just 100 years.
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