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What is one way African Americans served the Union’s war effort? 

A. They engaged in combat.
B. They protested against slavery.
C. They supported freedom and went to Canada.
D. They staged demonstrations to end the war.

User Bob Kuhar
by
7.8k points

1 Answer

4 votes
b they protested against slavery.
User Idham Perdameian
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8.1k points
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