I know that during The Revolutionary War, the British press was pretty scathing in its assessment of King George, and the succession of incompetent prime ministers shuffled through his war cabinet.
And of course, there was always the inimitable satirist/writer Horace Walpole to jab at what he perceived as the folly of alleged statesmen.
It would be interesting to find out what their take was on the Civil War.
BTW- I found something at the Gutenburg Porject website that answers my questions, apparently it was written about 1908 or such... let me see if I can find a link
The zipped plain text version is here
and the HTML version is here (1,800+KB)