Select the correct answer. How did the Compromise of 1850 harm African Americans? A. It allowed Califomia to join the union as a free state.
B. It required all African Americans to be enslaved.
C. It required every state to return those who escaped slavery.
D. It forced the closure of the Underground Railroad.​

A

Explanation:

All of these happened in the compromise of 1850. I am not positive that this is the correct answer so try to have someone else verify for you.

battle of saint-mihiel, (12–16 september 1918), allied victory and the first u.s.-led offensive in world war i. the allied attack against the saint-mihiel salient provided the americans with an opportunity to use their forces on the western front en masse.

explanation:

c) they were beaten and fired from their jobs.