Question

the kkk was formed as a social group in tennessee in 1866. the name probably came from the greek word kuklos, meaning circle. klan was an alliterative version of clan. thus, ku klux klan suggested a circle, or band, of brothers. with the passage of the military reconstruction acts in march 1867, and the prospect of freedmen voting in the south, the klan became a political organization. former confederate general nathan bedford forrest probably served as the grand wizard, or overall leader, of the klan and certainly played a significant role in its organized spread in early 1868.

• ku klux klan in the reconstruction era,

jonathan m. bryant
what led to the formation of the ku klux klan?
it was a response to formerly enslaved people gaining rights.
it was established to help create the military reconstruction acts.
it was created to help white southerners run for political office after the war.
it was a reaction to property damage caused by the union army during the war.

Explanation:

The text mentions that with the passage of the Military Reconstruction Acts in 1867 and the prospect of freedmen (formerly enslaved people) voting in the South, the Klan became a political organization. This indicates that the formation was a response to formerly enslaved people gaining rights. The other options are incorrect as the Klan was not formed to help create the Military Reconstruction Acts (it was a response to them), there is no indication it was to help white southerners run for office (it was a reaction to freedmen's rights), and there is no mention of property damage by the Union Army as a cause.

Answer:

It was a response to formerly enslaved people gaining rights.