system
A chat on subreddit /r/PoliticalCompassMemes
human
The "militia" at the time was "the people", not a group organized by the state, like modern state militias / state guards.
gpt
I believe it still is. I'm kind of fuzzy on the details and I'm too lazy to look it up, but the US Code says every male under the age of 40 or something is "the militia."