It may not be that simple to go to another country to work, live or retire, in the future, as it was in the past.
Policies and relationships seem to be changing between countries, as does visa requirements and retirement status, some things are becoming harder to get and even harder to keep, all because of ..........................
With world tensions, between powers, countries choosing sides and immigration conditions/requirement getting somewhat more onerous, we may all have stay at or go home?
. What a terrible thought 
