Yes. Parts of the Confederacy did.
They seceded, 11 of 13 to be exact. They said they were no longer part of "The United States" and they continued with their way of life which included the keeping of slaves and slave labor.
They didn't think it was wrong when they were part of it and sure as heck didn't think it wrong when they had seceded.
At least until Lincoln came out with his Emancipation Proclamation. And even then some slave owners- most plantations were destroyed by the Civil War- did not follow it. A few did though
The Ottoman economy was disrupted by inflation, caused by the influx of precious metals into Europe from the Americas and by an increasing imbalance of trade between East and West.
The answer to your question is gunpowder weapons.
siege warfare.
armored cavalry.
Hoped I Helped!
It was signed by Jimmy Carter.
Heya!! W.E.B Du Bois and Booker T. Washington both had a goal to uplift black community and the both apposed racial violence.