Answer: Tom Thumb was the first American-built steam locomotive to operate on a common-carrier railroad. It was designed and constructed by Peter Cooper in 1829 to convince owners of the newly formed Baltimore and Ohio Railroad (B&O) (now CSX) to use steam engines; it was not intended to enter revenue service.
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Answer:
They were used to tame overpopulation and political unrest.
Explanation:
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True, cause they want it to preserve it
He remains the youngest person to become President of the United States. Roosevelt was a leader of the progressive movement and championed his Square Deal domestic policies, promising the average citizen fairness, breaking of trusts, regulation of railroads, and pure food and drugs.