How did WWII set the stage for the Civil Rights Movement?

Idon't really understand the question. it counts for 20% of my lesson grade and i really need putting the answer into words. anything will . i need asap so im awarding 30 points.a disagreement between states of the united states concerning the rights of states vs. the authority of the national government led to the civil war. state governments were forced by war into a subservient position. what might happen if national governments ceded their authority to a world government by international treaty?

What do you think was a drawback to this method of calculating distance

How did life change for women african-americans native americans and loyalist after the war in what ways did life remain the same