Answer:
#3- was the first federal law in the united states to define that all citizens were created equal. #4- The KKK where America's first terrorist organization. They wanted mostly the Black Americans dead. #5- The comprise of 1877. #1- lasted from 1863-1877 following the American Civil War to the American Civil Rights. #2- 13,14,15 amendments.
Step-by-step explanation:
Sorry for the answers to be not in order but i did the ones that i know first and did the rest, hope this helps.