A country needs to be self-governing, autonomous, and recognised by the majority of UN members. Taiwan isn't recognised by any country of note, including the US, so they fail the country test.
Are you trying to be funny? Because that's hilarious.
Also, nobody (including the residents) considers the reservations in north america to be "nations". I'm guessing you've never actually been here.
A native American tribe is a nation, by definition [1]. Heck, the Canadians call theirs "First Nations".
A country requires sovereignty over some land, people, and international recognition. Without the last part, Sealand was a country. Funnily enough, depending on how strict you're with the criteria, some native American tribes are countries, and the US isn't always one due to reservations and states sovereignties.
1 - `a large body of people united by common descent, history, culture, or language, inhabiting a particular country or territory` Oxford English dictionary
Only on a few servers in the world where I can see users speaking mandarin, english, farsi, turkish, etc where their wealth goes up as their leaders in their respective countries increase their malfeasance…