Harriet Tubman helped many slaves escape on the underground railroad, and is one of the most famous abolotionists.
Answer:
The industrial revolution was a social revolution that changed the way society was built. We got a more industrial society than before, and it was to a greater extent factories that came into focus. New social groups emerge as workers. Some good things that emerge due to the revolution are the industry and the development of society, and you get new types of energy types that are used at the same time as new and better technology is developed.
Answer:
while mesoamerican civilization knew of the wheel and basic metallurgy, the technologies became important. the earliest complex civilization was Olmec culture, which inhabited the gulf of mexico. (known for Olmec, Maya, Zapotec, Teotihuacan, Mixtec, and Mexica (or Aztec)
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