The immune response to viral infection comprises innate and adaptive defenses. The innate response, which we have discussed previously, functions continuously in a normal host without exposure to any virus. Most viral infections are controlled by the innate immune system.
The original Ku Klux Klan was organized by ex-Confederate elements to oppose the Reconstruction policies of the radical Republican Congress and to maintain white supremacy..
The Ku Klux Klan was formed as a social club by a group of Confederate Army veterans in Pulaski, Tennessee in the winter of 1865-66. The group adopted the name Ku Klux Klan from the Greek word kyklos, meaning circle, and the English word clan. In the summer of 1867, the Klan became the Invisible Empire of the South at a convention in Nashville, Tennessee attended by delegates from former Confederate states.