Large companies took over the mining because Congress passed laws granting underground mining rights to certain companies.
Explanation:
US was in the middle of a gold and oil rush as a lot of resources were discovered on the US sol by industrialist who moved into the towns and built big industries around the mines and mined the resources.
This became a hegemony of big companies because the Congress passed laws to grant the underground mining rights to certain companies only.
This made the business a hegemonic one.
It is "<span>introduction of the African slave trade."
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Answer:
Harriet Tubman was 29 when she escaped.
Explanation:
Harriet was born in 1820, and historians report her escape occuring on December 6th, 1849. With simple math, we can deduce that she was 29 (1849-1820=29.)
<h3>I hope this was helpful!</h3>
