Check out the Dunning school of southern historiography. I was actually taught the book "The Tragic Era" by Claude Bowers. Southern poetry anthologies from the post-civil war era are rife with mawkish tributes to the Confederate dead.

https://en.wikisource.org/wiki/Ode:_Sung_on_the_Occasion_of_Decorating_the_Graves_of_the_Confederate_Dead_at_Magnolia_Cemetery,_Charleston,_S.C.,_1867