African American
Support for the war effort

They helped the army with crops and food

Explanation:

And slavery ended after the war

the answer is a. laws were enacted in the aftermath of the plot to make it harder to free slaves,increasing sectionalism

the pogroms became known as kristallnacht, the "night of shattered glass," for the shattered glass from the store windows that littered the streets. the morning after the pogroms 30,000 german jewish men were arrested for the "crime" of being jewish and sent to concentration camps, where hundreds of them perished.