How were african americans treated while serving in the union military?

It's hard to compete with maysa's answer but slaves back then were never treated well, even if they were in the union fighting against the south... Lots of people blamed the war on the Africans which made the white folk hate them even more. Also I heard Africans were screamed at or beaten even while they were marching towards then enemy...

The answer is d.  the north had organized schools, whereas the south had few organized schools.

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