He invaded the lawfully seceded Confederate States of America. A new and separate nation. The southern acts of secession were not lawful, so their actions were, in fact, a rebellion. Therefore there was no invasion. One cannot invade their own country.
And I am not trolling. I am stating facts
You're stating your opinion.
We have had this discussion before. The vast majority of evidence suggests that the States have a right to secede.
And the fact that I was not trolling was a statement of fact. If trolling means saying intentionally provocative things to make people angry. I said something provocative to make people think. The hero worshiping Lincoln Cult needs some shaking up.