If I may, adding to what you wrote in reply 21, I think that the information found in newspapers, will support a fact, that the news media stirred up much inflammation.
Thomas Sowell Destroys Woke Culture
https://www.youtube.com/watch?v=6ow1Ot3qyBA
That is a 1995 interview by Roger Ailes (CEO of Fox News; passed away in 2017).
As they still do today, but nowadays I suspect a lot more government motivation behind the news liars misdirection and agitation of society.
I'm sure there was some of that in the 1860s, but I also believed media companies were more independent back then, at least before Lincoln started arresting them.