5. Guatemala
Estimated time to get citizenship: 2 months
On the place in our list of the easiest countries to retire to, according to investment programs, is Guatemala! Guatemalan citizenship requires only 21 days of physical presence during the first year and a minimum investment of $60,000. After fulfilling the application form, which also includes the proof of legal entry to the country and proof of health insurance, you can get the citizenship in just two months!