Answer:
The building of the Transcontinental Railroad had a huge impact on American life and economy. It greatly sped up travel time. Before the railroad, you needed around six months to travel from the coast of California to New York and after it started with the operation you needed only around one week. This meant more expansion of the industry, trade, businesses, and expansion of populated areas. Unfortunately many Native American tribes were displaced and the US military was called in to fight the tribes.
A free market system is where the government has no rule over the market system and canot make eny rules on it
Answer: create oxygen as a by-product
The way that the Constitution was changed by the Reconstruction Amendments was that they expanded what citizenship meant to include nonwhite people.
<h3>How were the Reconstruction Amendments significant?</h3>
The Reconstruction Amendments were such that they gave freed the enslaved people and then gave them citizenship in the United States.
As the enslaved were nonwhites, it meant that citizenship was no longer reserved for only White people. The federal government therefore became a protector of the rights of people.
Find out more on the Reconstruction Amendments at brainly.com/question/24238711.
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It was the "(D) Battle of Shiloh" that was a clear Union victory, although it should be noted that some people who actually took part in the battle did not know it was a true victory until later.