WW2 ended 77 years ago. Surplus guns like the M1 carbine (“assault rifle” equivalent) were available mail order, no background check, for $20. A lot of time an

WW2 ended 77 years ago. Surplus guns like the M1 carbine (“assault rifle” equivalent) were available mail order, no background check, for $20. A lot of time and other things changed in culture before mass shootings and crime took off. Television for one, deinstitutionalization of the mentally ill, drug culture, immigration reform, Vietnam war. If you believe that latent school shooting desire was always present, and just lacked a tool, you’d probably see it manifest in some way.