People tried to change the minds of other by pathos, evoking feelings, brainwashing the youth which was the next generation, protest/marches, and unification
Mathematics was the tool which scientists used to prove their theories and ideas. Mathematics was able to prove whether an idea a certain scientists had was correct or whether it was wrong. With this they wre able to advance the field very rapidly.
Answer:
The main causes of the Guatemalan Civil War was started by the greed of the United Fruit Company (i.e. the fear of communism and racism toward the Mayan people).
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Individually they wanted ad need a lot of money. As a group that need a huge voice. A group that can boycott, picket and create a unwanted attention to opposing views. Or the positive attention to their cause.