Some of the others need to be considered very carefully, particularly if they have a history of flirtation with Communism within the last 50 years or so . . . which pretty much describes Nicaragua.
If you still insist on going to such places, then rent, don't buy. Let your local landlord take the risk of when TSHTF.
Sadly, the last bit of advice would apply to more than a few places in the USA as well.
Before I would even consider leaving he US, I would want to know about health care and their stance on guns. Most all of the countries I would even consider fall flat on the guns issue.
With the drug trafficking going on in Central America, I would be concerned about the long-term stability of any country along those trade routes. Any of them could become Mexico quickly.