Maybe, though I doubt it. I think the price tag would be too high.
There's a reason the amnesty act was passed in 2003. It hasn't been all that long, and the warlords are still around. Would you care to bet that they forgot where their weapons caches are?
Warlords are honored legislators; their crimes stay unpunished. And will.
We have it good here--most places. We even have leisure to worry about posthumous punishments.