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Robert Stuart was the mountain man who rediscovered South Pass and brought back important information about the trail.
The first 10 amendments the were added to the constitution was called the Bill of Right
Big business shaped the American economy in the late 1800s and early 1900s by outproducing smaller "family business," which drove prices down. This happened in large part due to the Industrial Revolution.
A worker discovered it by accident.
There was a man named James W. Marshall who found gold on January 24, 1848, He saw something shiny in the stream. He had discovered gold unexpectedly while overseeing construction of a sawmill on the American River.
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Answer: The Department of State