 In April 1997, FBI agents arrested four members of the True Knights of the Ku Klux Klan in Dallas for conspiracy to commit robbery and for conspiring to blow up a natural gas processing plant.In 1999, the city council of Charleston, South Carolina passed a resolution declaring the Klan a terrorist organization.In 2004, a professor at the University of Louisville began a campaign to have the Klan declared a terrorist organization in order to ban it from campus.