It is very much hard to answer.
It was mainly because of how the North and the South of America had different lifestyles and economy's. You would be surprised to know that the Democratic party back then supported Slavery and the republicans dint support Slavery.
Plain Answer: Because of Slavery, Way of Life and Different Economy. The Democratic Party would do anything to keep themselves supported.
B. Malaysia
Malaysia is in Africa
It changed the production because it made it substantially faster<span />
Answer:
he 1862 Homestead Act accelerated settlement of U.S. western territory by allowing any American, including freed slaves, to put in a claim
Explanation: Hope this helps :)