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Margaret Sanger opened it in the United States.
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The red scare had begun in the united States after ervolutionaries in russia overthrew the czarist regime.
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He was appointed to help Palmer with hunting down suspected political radicals.
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The Klu Klux Klan was founded in this year.
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THe very first broadcasting stations for the radio had shown up around the United States.
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They were arrested and charged with robbery and murder of a factory paymaster.
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The quota system established the maximum number of people who could enter the United States from each foreign country.
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fought for the legal rights of physicians to give birth control information to their patients.
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the Ohio senator became president.
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Rasied taxes on some imports up to 60 percent - the highest level ever.
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The TV was invented by John Logie Baird in Scotland.
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The hearing aid was invented in England this year.
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The president died suddenly probably from a heart attack or stroke.
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Invented by Clarence Birdseye in the United State.s
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Dressing like a flapper was at it's peak in this year.
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The United States had 4 million high school students, a 3 million student increase since 1914.
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Very first woman to accomplish this feat.
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Invented by Erik Rotheim in Norway.
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The new car had produced its 15 millionth unit.
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The Lockheed COmpany produced a single-engine plane, the Vega.
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The New York Yankees slugger hit a record 60 home runes
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Charles Lindbergh flew it.
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Invented by Alexander Fleming in England.
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He assumed the presidency this year.
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The stock market crash casued the start of THe Great Depression.