The 1920's

  • Gasoline Powered Tractor

    Gasoline Powered Tractor
    Henry Ford created the first gasoline powered tractor. A couple years later this tractor became extensively in farming.
  • The first electric-powered washing machine

    The first electric-powered washing machine
    The washing machine made it easier for women to wash clothes either at home or at work.
  • Model T

    Model T
    The Model T was the first audomobile introduced in the United Sates in the Piquette Plant in Detroit, Michigan.
  • The first use of the assembly line

    The first use of the assembly line
    Henry Ford came up with the assembly line to produce a mass production of audomobiles. He realized how high the demand was and had a great idea that changed the way cars were made.
  • The Palmer Raids

    The Palmer Raids
    The Palmer Raids was amixture of strikes, race riots, and anarchist bombings in eight cities. The Federal agents made 600 arrest of anarchists.
  • The Immigration Act of 1917

    The Immigration Act of 1917
    The Immigration Act of 1917 excluded "idiots, poors, people with bad diseases, criminals, and mentaly ill" to come into the United States.
  • United States Bombing (Red Scare)

    United States Bombing (Red Scare)
    They were a series of bombings and attempted bombings preformed by anarchist followers of Luigi Galleani from April through June 1919. These bombings, and the Wall Street bombning that happened a year later casued the Red Scare.
  • Harlem Renaissance

    Harlem Renaissance
    The Harlem Renaissance was a period of time form th 1920-30s where African American art, literature, and music flourished.
  • The start of Prohibition

    The start of Prohibition
    Prohibition started because many people (mostly women) blamed alcohol for many of socities problems. Women thought if they banned alcohol their husbands would stop abusing them. The men were very reluctant to give up their alcohol.
  • The Band Aid

    The Band Aid
    The band aid was invented by Earle Dickson. He worked at a copany called Johnson&Johnson that produced gauze and tape. He used a piece of tape with a small size gauze in the middle, and put it on his injured hand. He started selling this strips and four years later Johnson&Johnson started selling their first bandaids.
  • The Palmer Raids

    The Palmer Raids
    Hoover send out 579 agents to raid agaisnt communist in 23 states. 4,000 maybe as many as 6,000 persons from thirty-three cities were arrested.
  • National Negro Baseball League

     National Negro Baseball League
    National Negro Baseball League was the first successful professional African American baseball team.
  • The Hairdyerr

    The Hairdyerr
    The first hairdryer was invented by Alexandre Godefoy. It was actually a hose attached to a vaccume cleaner.
  • The 19th Amendment (role of women)

    The 19th Amendment (role of women)
    The 19th Amendment gave women the right to vote. Woodrow Wilson announced in January 1918 his support of the amendment and the nest day the House of Represenative passed it. The senate didn't pass it by three votes but the women never gave up. In May 1919 the House passed it again and so did the Senate, On August 18, 1920 Tennesse became the 36 state to ratify the amendment making it part of the U.S Constitiution.
  • The Wall Srteet bombing (Red Scare)

    The Wall Srteet bombing  (Red Scare)
    It occured in the Financial District of New York City. Thirty- eight people were killed and 400 were injured. It would remian the deadlist bombing for seven years
  • The KKK

    The KKK
    On October 12, 1923 the Ku Klux Klan put on a pyrotechnic spectacular, burning dozens of crosses along Long Island. They continued to burn crosses all through out the year.
  • The fist Traffic Light

    The fist Traffic Light
    The first traffic lights were invented by William Potts, a police officer from Detroit Michigan. He noticed how many accidents were happening and knew something needed to be done
  • National Orgins Act

    National Orgins Act
    The National Orgins Act limited the number of immigrants allowed into the United States through a national origins quota.
  • The Immigration Act of 1924

    The Immigration Act of 1924
    The Immigration Act limited the number of immigrants allowed in the United States by national origins quota.
  • The KKK

    The KKK
    The klan drew 30,000 spectators to a parade through Freeport with the village police chief, John M. Hartman, leading a procession of 2,000 robed men.
  • The role of women

    The role of women
    In Wyoming, Nellie Tayloe Ross becomes the first woman elected as a governor in the United States.
  • The Scopes Trial

    The Scopes Trial
    John Scopes was charged of teaching evolution in his classroom. He was found guilty and charged 100 dollars. It divided the counrty between evolutionists which was based on science and anti-evolutionists who were mostly christians.
  • The end of prohibition

    The end of prohibition
    During the Great Depression prohibition became very unpopular especailly in big cities. In New York alone there were anywhere from 30,000 to 100,000 speakeasy clubs. On March 23, 1933, President Franklin Roosevelt signed into law an amendment known as the Cullen-Harrison Act, that allowed the manufacture and sale of certain kinds of alcohol. On December 5th 1933 the ratification of the 21 amendment was made.