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a period of anticommunist sentiment and hysteria.started in russia and it spread through europe
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He invented the lie detector. in the picture above shows the lie detector being used.
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He evented the traffic signal. He was born in paris to former slaves.
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the state of tennesse vs john thomas scope. famous trial known as the scopes monkey trial when a high school teacher violated the butler act. it was unlawful to teach evolution
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Charles Lindbergh was the first pilot to fly solo. He was a aviation pioneer. He e flew non-stop across atlantic from us to france. the plane was called THE SPIRIT OF ST. LOUIS
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also known as black tuesday, new york stock exchange crashed as stock prices fell.it caused banking crisis and the beginning of the great depression
