A noose, or a sunny wall and a cigarette

For the particularly vile ones, collude to “mistakenly” aim for the wrong side of the chest. A few particularly loathed South American dictators were dispatched that way.

Tsk. Cigarettes are bad for you. They'll have to make do with just the wall.

Good dog, very smart, many treats.

I would like to make one slight edit "Confederates DESERVE worse. Because unfortunately there are still "confederates" so they shouldn't be referred to in past tense.