Historical events By jr2966 Jan 1, 1920 Medical cmmunity was excited by the prospect of a "cure" for polio, the first iron lung apeared Mar 5, 1920 The first iron lung appeared Mar 21, 1921 Roosevelt contracted polio Apr 21, 1924 Roosevelt tried waters of warm spring, Georgia Oct 19, 1926 After the first of the bd Balls, paul who had published a best selling book called Microbe Hunters Nov 21, 1932 Roosevelt was elected president Oct 19, 1933 no less than six thousand charitable balls had been organized around tha country. Mar 21, 1935 Tony Gould sent out batches to physicians to inoculate twelve thousand children Jan 5, 1938 The fund raising campaign of the National Foundation for Infantile Paralysiswas in full cry Jan 19, 1938 Birthday Ball Dec 7, 1941 Japanese bomb Pearl Harbor the U.S.A.entered world war 2 and the country became preoccupied with the war Mar 6, 1950 The mothers March on polio asked people to leave their porch lights on as a signal Apr 7, 1954 Time megazine was reporting that some communities were afraid treat polio Jun 4, 1954 National Foundation for Infantile paralysis trial of a polio vaccine. Jul 7, 1955 Disney land opened Sep 6, 1955 Anthony Eden became prime minister of Great Britain for two years Dec 5, 1955 Martin Luther king defending the right of Rosa Parks to sit in white section of a bus in Montgomery. Dec 6, 1957 World war 2 Sep 23, 1960 Polio had nearly disappeared Sep 7, 1961 Survey was done of 806 people with long term disabilities from polio. Dec 6, 1961 Albert sabin came out with his live virus vaccine Sep 6, 1988 The world health organization announced a campaign to eliminate polio by the year 2000