I would only add to it, to point out that General Washington recommended the Swiss system for arming and training the male youth, in every household, at the time he gave up his command, after our Victory in the Revolutionary War. He correctly observed the many benefits, which that system of an armed population provided--both to the community at large and to the individual youth, participating.
For more detailed comments The Right & Duty To Keep & Bear Arms.
William Flax
Thanks for the link!