Answer:
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Americans feared communism would prevail.
Improvements in medical knowledge and public health, a more consistent food supply, drop in the death rate are some of the factors that contributed to an increase in the world population during the industrial revolution.
<h3>What happened during industrial revolution?</h3>
The Industrial Revolution occurred in the second part of the 18th century, At the time of the industrial revolution, the goods are moved from the small shops to the factories and there is an emergency of capitalization.
Thus, improvement in medical facilities and a drop in death rates are the reason for the increase in population during the industrial revolution.
Learn more about the industrial revolution here:
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Answer:
C.) Lincoln's efforts to abolish slavery
Explanation:
Lincoln had two great successes in his two terms as president, the first was to <u>abolish the slavery of people of color</u>, based on the fact that all men are equal and born free, this was a great struggle, which generated many consequences, among which This is the civil war that the southern states undertook, but even so, this was not an impediment to leaving their mark on history for abolishing slavery.