1920

  • Corporate tax increased

    The corporate tax was increased from 10% to 12.5%
  • Emergency immigration act

    The emergency immigration act restricted the number of immigrants to 3% of the 1910s population.
  • Radio

    By 1922 there are 60 radio stations.
  • Period: to

    6 year stock market increase

    Stock market goes through a 6 year increase
  • Cars

    More than 25% of families own cars.
  • Top tax lowerd

    The top tax rate was lowered to 25%
  • Commercial airlines authorized

    The air commerce act authorizes commercial airlines.
  • Stocks rise 39%

    Feds raise discounts from 3.5% to 5%.
  • 26 million cars registered

    26 million cars were registered and $1 billion was spent on roads.
  • Great depression begins

    The great depression begins and the stock market crashed.