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..
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.