Defending With Lethal Force Is Just or Unjust?

There could be some people who disagree about whether or not defending with lethal force in situation is just or unjust. Ye, i mean, um, you like likin the slave case, like i think no y te slave can tolly defend himself. The third party can defend himself against the slaver sir a,. But then, um, that just means it is unclear whether yo sou should acquit or convict ri. Like, sometimes i's un clear what you should do, and then, and then what you do? Well, just try to figure it out as best you can, i guess, you know.