What role did the KKK and the Red Shirt militias play in southern politics during the 1860s and 1870s?

What role did the KKK and the Red Shirt militias play in southern politics during the 1860s and 1870s?

In 300 words I need to know What role did the KKK and the Red Shirt militias play in southern politics during the 1860s and 1870s?

The book below will use for reference in APA Format and use any other resources from AMU library.

To Make Our World Anew, 1 : A History of African Americans to 1880