It has some use and does prevent someone trying. But there is a downside to it that is too much. But for some cases like Taiwan or Ukraine …
Yip, what about Guyana fending off Venzuela? Why can't they play? At some point its immoral to say "this level of security is only for us".
It has some use and does prevent someone trying. But there is a downside to it that is too much. But for some cases like Taiwan or Ukraine …