The federal programs also provided aid to the former slaves and attempted to integrate them into society as citizens. Both during and after this period, blacks gained a substantial amount of political power and many of them were able to move from abject poverty to land ownership. At the same time resentment of these gains by many whites resulted in an unprecedented campaign of violence which was waged by local chapters of the Ku Klux Klan, and in the 1870s it was waged by paramilitary groups like the Red Shirts and White League.