"And why would vaccinated people be allowed to do things and not unvaccinated ones?"
because the vaccinated ones - if they contract Covid - won't end up in hospital - certainly not in ICU
whereas the unvaccinated ones well might
it's not really a complicated concept to 'get your head around'
as to foreign travel --- nations won't want unvaccinated people landing on their doorstep who have a risk of ending up taking up space in their hospitals
very very simple really
take all the time you need ----------- and
get back to us if you have difficulty with any of it
