The person that contributed to the Civil War effort by serving as a ship pilot for the Union is Robert Smalls.
What was the civil war?
This was a war that broke out between the American Union army and the confederate soldiers.
The reason for the way was because the Southern part of the nation were on the verge of leaving the Union.
Raed more on civil war here: https://brainly.com/question/24992590
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