Most people should get the polio vaccine when they are children. Children should be vaccinated with four doses of IPV at the following ages: A dose at 2 months. A dose at 4 months. A dose at 6-18 months. A booster dose at 4-6 years.
1 William Joseph Simmons (1880-1945) was the leader of the second Ku Klux Klan between 1915 and 1922. 2  Hiram Wesley Evans (1881-1966), Imperial Wizard, 1922-1939, during which the KKK experienced its peak in membership.3  James A. Colescott (1897-1950), Imperial Wizard, 1939-1944. Johnny Lee Clary (1959â2014), Imperial Wizard in 1989 of the White Knights Organization but subsequently renounced his membership and became an ordained Christian minister speaking against racism and movements such as the Ku Klux Klan. 2  Ron Edwards, Imperial Wizard of the Imperial Klans of America.
Ku Klux Klan. this group was founded in Tennessee in 1866; its oftentimes violent actions during the Reconstruction era represented the resentments felt by many Southern whites towards the changing political, social, and economic conditions of the Reconstruction era.