But do your due diligence first- healthcare, cost of living, taxes, political stability, environmental issues ( much of Spain is flooded right now), etc.

We came to Canada 12 years ago, and love it here, but if you’re over 50, it can be tough to get a PR visa unless you’re sponsored by an adult child or possibly a sibling.

Get a trustworthy immigration lawyer in your destination country who can help you navigate the system.

there was a tax advantage to moving there from here but I understand that is ending soon, housing prices there have skyrocketed, and it just isn't viable.

Thinking of Spain.

I'm not in a position to leave myself. But I hop DFW sees this - he is very knowledgeable and could probably give uyou information you won't find anywhere else. One thing he would tell you is that voting can be a chalenge, and I can back that up with this:

https://www.cpr.org/2024/11/05/how-overseas-absentee-voting-works/

I saved the link to make it an OP but haven't gotten around to it yet. I probably should.