Yes, they came up with cockamamie theories and repeated them over and over again until they had people believing them.
Sounds very familiar.
They also hated New York City.
I'm surprised to see you admit it, but yes, that is exactly what happened. They now have the public believing that States didn't have a right to independence, and that they sent invading armies into these states to abolish slavery.
Total nonsense, yet it has been made pervasive by constant repetition from the authorities and their allies.