Is this "can't spy" or just a directive to improve and protect foreigner? Also, they are spy. No one like spying but it is a necessity. In fact, sometimes yo

Is this "can't spy" or just a directive to improve and protect foreigner? Also, they are spy. No one like spying but it is a necessity. In fact, sometimes you cannot let other country be told directly you "inform" their spy! Not sure why they are not allowing to do their job by their own constitution? Limits definitely needed internally, but externally?