That’s not those states’ prerogative under the Tenth Amendment, since the Second and Fourth Amendments take precedence and are supreme.
It is not moral to defend such state governments for enacting such laws, since they have become destructive of the ends of effecting the safety and happiness of law-abiding citizens.
Now you are just making stuff up. The 2nd and 4th have nothing to do with the facts of this case.
"It is not moral to defend such state governments for enacting such laws..."
You mean laws against murder? Alrighty then.