[supercat]

Show me the case if there is one, of the courts allowing mentally ill people or criminals to privately own arsenals of cannons, mortars, and grenades, from anytime, 1787.

Such people were wards of the state, and as such were not free people.

[unspun]

Such people were wards of the state, and as such were not free people.

Not all the mentally impaired were wards of the state. Neither all the intemperate, nor those liable to get violent when drunk, etc.

You may want the punks and bullies down the street to have rocket launchers, but not me.