Why did the kkk fade away by the mid-1920?

Who issued the ruling for the supreme court? dred scott roger b. taney abraham lincoln john c. calhoun

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

Which of these choices is part of jesus's teachings? a).all are equal before god. b).people should know their place in society. c).only the upper classes can hope to be saved. d).if someone hits you, you have the right to hit them back.