You might want to articulate each of these nations' immigration policies. It's not the case that U.S. citizens can plonk ourselves down anywhere on planet anymore. Cuba is not a democratic state. Canada and New Zealand don't cry out for Americans. Argentina - you really want to check this out before you recommend it. Here is a tiny taste. https://www.bbc.com/news/av/world-latin-america-46641620 And Germany...https://www.dw.com/en/whats-life-really-like-for-black-people-in-germany/a-53159443