The Klan at that time focused mainly on the threats and intimidation of the 'freed slaves', called Freedmen. The KKK wanted to despoil their newly acquired rights. In 1868, the Klan acquired first national recognition which a large number of supporters. It sought to restore white supremacy by threats and violence, including murder, against black and white Republicans. In 1871, the US Congress approved the Civil Rights Act, which were successfully enforced in prosecuting and suppressing Klan crimes. Then, in some South areas, president Ulysses S. Grant acted tough against the KKK. Hundreds of Klansmen were arrested, but only a small part was condemned by insufficient capacity. therefore, by 1875 this first Klan fully dissolved.
The federal government of the US had given the protection of blacks by using the civil rights. After that, it took almost a hundred years for blacks in the South to exercise their electoral rights. The first Klan was local organized. The Klan was extremely popular in the South, especially by its reputation as the last remnant of the Old