Answer:
Sectionalism in the 1800s In the early 1800s, sectionalism between the North and the South was based on slavery. While the North completely disagreed with the idea of slavery, the South was all for the idea of slavery.
The introduction of communism by mao Zedong is different from the earlier collective farms in China because Mao Zedong exemplifies that communism was to have equality and that you will have where to live and what to eat and during this time, China was in devastation because of the failure of the dynasties and for poor people was really happy to hear about that promises of mao Zedong and how good is communism, however, mao Zedong did not mention that he will take all of their rights and force them to work for the state.
sacrifices to the sun gods
C) develope the atomic bomb... that ended up being used on Japan