The answer would be C. 27 million
The four Causes of the Civil Wars Slavery, One Union vs state's rights, The growing differences between the North and the South and The election of President Lincoln.
I would say Communism played a big role in it too.
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Answer:
The fourteenth amendment guaranteed rights for citizens (regardless of race, gender, or creed) who are born or naturalized within the United States. Although racism still exists today, it is clear that race is not a factor in citizenship. The fifteenth amendment guaranteed all African American males the right to vote, and the nineteenth amendment gave women the right to vote. The effects of the fourteenth and nineteenth amendment are clear. While all citizens over eighteen now have the right to vote, the 2008 election proved that the effects are more far-reaching. For the first time, the presidential race saw both an African-American and a female seriously competing for the presidency.
the Protestant movement, started by Martin Luther
The Sherman Act is a way that the federal government tried to regulate business by preventing monopolies and price fixing. Interstate Commerce Act disallowed railroads to practice price discrimination. These regulations achieved their goals. Some who filed cases under these acts were successful in court.