What Is the Limiting Principle of Arms?

In the eighteenth century, it was mostly understood as political speech. This gets a bit complicated because in thee republic, private citizens did actually own ordnance and they also owned warships,. But i don't think they were protected under the second amendment. And arms is a much broader term. We would describe, for example, nuclear weapons as being arms. It had a much narrower definition that was opposed to a ordnance. Ordnance being bombs, shells and so forth. The first amendment protects something more concrete. I am not saying the supreme court is wrong to have expounded this, but there is no way that any of the founders, any of the drafters of that amendment would have considered