The invention was the alternating current made by Nikola Tesla.
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A lot of people look up to their forefathers and the black community looks up to a lot of people who ended slavery.
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Pearl Harbor attack, (December 7, 1941), surprise aerial attack on the U.S. naval base at Pearl Harbor on Oahu Island, Hawaii, by the Japanese that precipitated the entry of the United States into World War II. The strike climaxed a decade of worsening relations between the United States and Japan.
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