Answer: They tried to pass laws to limit the rights of freed people.
The Ku Klux Klan is a white supremacist hate group. The Klan believes white people to be superior to black people, and they defend white supremacy in the Unites States. This group first flourished in the late 1860s and it used violence against black leaders and the black population of the South. The Klan also attempted to restrict the rights of the recently liberated African population.