Official name, Knights of the Ku Klux Klan; founded in 1915, a secret organization directed against blacks, Catholics, Jews and other groups. There are 42 separate organizations known as the Klan in America. Some do not use the full name Ku Klux Klan, but all may be called that, and the KKK initials may be used for any on second reference. The two largest Klan organizations are the National Knights of the Ku Klux Klan, based in Stone Mountain, Ga., and the United Klans of America, based in Tuscaloosa, Ala. An Imperial Board, composed of leaders from the various groups, meets occasionally to coordinate activities. Capitalize formal titles before a name: Imperial Wizard James R. Venable, Grand Dragon Dale Reusch. Members are Klansmen or Klanswomen.