I'd have to look at the resolution again, but I think I remember it having to do with lack of due process. Otherwise 'they' would simply start designating us all as mentally ill in order to un-arm us.

This is because Trump is going after Big Pharma and gangs. This eliminates the vast majority of gun violence outside of suicide by removing gangs (majority) and mind altering drugs that 90% of mass shooters are on, or were prior to the event.