> European security is national security via geopolitics.
If you consider “national security” to be a meaningless buzzword and not an actual concept, you can say that. It's as accurate as saying “US sports results at the Olympics is a national security issue via soft power”.
Pretty much everything is “national security” by that standards.
> Being a global superpower has many benefits for US citizens.
Sure, but most of them don't have anything to do with national security.
If you consider “national security” to be a meaningless buzzword and not an actual concept, you can say that. It's as accurate as saying “US sports results at the Olympics is a national security issue via soft power”.
Pretty much everything is “national security” by that standards.
> Being a global superpower has many benefits for US citizens.
Sure, but most of them don't have anything to do with national security.