What main goal did subversive groups like the Ku Klux Klan the Red Shirts and the White League share during Reconstruction?

The main goal of subversive groups like the Ku Klux Klan, the Red Shirts, and the White League during Reconstruction was to undermine and dismantle the political, social, and economic advancements made by African Americans and their allies. They sought to restore white supremacy and maintain racial segregation by using violence, intimidation, and terror against Black individuals and those who supported Reconstruction efforts. Their actions aimed to re-establish control over the South and reverse the gains achieved during this period.