When and why did the kkk experience surges and declines in popularity?

Could anything have been done through compromise to stop it, or did it have to happen?

Which of the following was not a result of the industrial revolution in europe? a. the rise of a middle class b. the urbanization of europe's society advances in agriculture and industry d. the decline of europe's large cities

Select all that apply. if you lived in the olmec civilization you might have: 1) been amoung the first people on the planet to eat corn 2)worshiped a cougar deity 3)seen sculptures with downturned mouths and eyes 4)visited pyramids on a coastal island 5) made small figurines to put in trenches around the local temple