

Not only were health warnings self‐identified as an important source of health information about smoking, but also an effective means of communicating health information. The results provide evidence at both the individual and country‐level that health warnings on cigarette packages are strongly associated with health knowledge.
…
his pattern is best illustrated in the case of smokers’ knowledge of impotence. Canada was the only country where packages carry warnings about impotence, and accordingly, Canadian smokers were almost three times more likely than smokers from the other three countries to believe that smoking causes impotence.
https://pmc.ncbi.nlm.nih.gov/articles/PMC2593056/#sec14
Honestly, blah blah blah I don’t think it would change much of anything blah blah blah is just really silly. The information is out there, why not look at it?
I am not the slightest bit interested in the majority of your post, it is irrelevant. However I will say that I sense you might assume political affiliations I do not have.
If Germany are allowed under international law to build nuclear weapons then it is their choice whether they do so or not. I don’t mind either way.