Earlier quoted context omitted.
In my eyes it's more so that we don't care in that sense. My friend group is mostly just keeping in mind that they might have to dip to another country/continent at some point, maybe, unlikely though. I'm pretty sure everyone I know would rather get imprisoned than go die in the mud to protect property they don't own, on the orders of a government that doesn't care about the same things they care about. When we talk…
If the relationship with America deteriorates, which countries do you think will accept European refugees? Your friends may have to stay and fight not out of patriotism, but necessity. In a total-war scenario, even prisoners will find themselves contributing to thr war effort.
I'm guessing in the worst case South America/AU/NZ/JP/UAE/Canada would be the goals.
The only real risk I see is essentially waiting too long and getting detained right as they begin to close off the borders for people of fighting age.