Here's an interesting bit of trivia.
The Battle Hymn of the Republic was co-opted by an Abolitionist; it was originally a more secular marching song for Union Soldiers.
https://en.wikipedia.org/wiki/Battle...f_the_Republic
Here's the original lyrics sung by Pete Seeger...
https://www.bing.com/videos/search?q...go%3dCT3210127
Howe dreamed that the Union Armaments represented the Glory of God; writ in burnished rows of steel.
The fact is, 85% of the Union Army was comprised of conscripted soldiers, men who were fighting because they had no choice in the matter. It was go to war, or be imprisoned, or killed. That in itself is a form of human slavery.