Harriet Tubman was an American abolitionist and politics activist. she was born into slavery and escaped. In addition, she made 13 mission to rescue about 70 enslaved people, using the Underground Railroad.
Answer:
The expansion of the railroad directly led to economic growth in the US because railroads increased competition between different industries. ... railroads made resources and products easier to transport. railroads led to increased prices of newly available products and resource
Explanation:
Constitution is a set of laws and principles that govern a country or an organization.
Explanation:
Most modern countries have a written constitution in place which is the code for the way the country is run and it contains a set of laws and principles that govern the said country or an organization.
This is usually subject to change according to the passage of time in the place where the constitution is in effect but it exists to give a basic guideline and outline of the principles that govern the said country.
It also makes sure and safeguards the people against the fluctuation in laws.
Answer:
Microwave ovens and space travel
Explanation: