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Explanation:Lincoln didnt apply it to the border states because he didnt want to tempt them into joining the confederacy.
This is the cause of Earth's seasons. Summer occurs in the Northern hemisphere when the north pole is directed toward the Sun. Variations in Earth's axial tilt can influence the seasons and is likely a factor in long-term climate change
Experiments with different magnification lenses showed that germs were real and could be observed. He also started vaccination and pasteurization.