I recently came across this, and thought it was worth noting.
[1.] Generally speaking, you can use deadly force against unlawful attack if you reasonably believe this is needed to avoid the risk of death, serious bodily injury, rape, or kidnapping. In many states, you can also defend against robbery, burglary, or arson. (In other states, you’d need to show that you were reasonably concerned that the robbery, burglary, or arson would pose the risk of death, serious bodily injury, rape, or kidnapping—likely easy in some cases, harder in others.)
[2.] When you’re only reasonably worried about lesser harms—such as threats to property (e.g., from theft or trespass) or less serious physical assaults, you can use nondeadly force to defend yourself but generally not deadly force. You can’t use deadly force to defend yourself against a slap or a punch, unless you reasonably fear it will lead to serious bodily injury.
[3.] But Arkansas law has an unusual feature, indeed perhaps a unique one, enacted in 1997 (emphasis added):