Most of them think he is a traitor, or most of them have negative things to say about Lincoln. Most of the people in the Confederacy or who supported its army hated Lincoln because he wanted to end slavery (one of the main reasons being because slavery made lots of money during that time period); he wanted to save the Union; and he was willing to use force to defend federal law. He thought that secession was illegal.
Some of the people who strongly supported the Confederacy helped John Wilkes Booth when he assassinated Lincoln and tried to assassinated other members of his staff. Some of these people who supported the Confederacy also helped John Wilkes Booth escape.
Also, the Ku Klux Klan was founded in 1865 in Tennessee by veterans of the Confederate Army.
Also, there are many reasons why -- as Mr. Herron pointed out -- there were black slave-owners. Go to teachingushistory.org and search for "black slave owners in Charleston."
Gov. Sonny Perdue was wrong for signing Senate Bill 27, which officially enacted Confederate History and Heritage Month. It is much different from Black History Month.