Not something I thought of a lot when I was back in US since USA is… a pretty bureaucratic name by all means. But I just realized that some countries have really fascinating names in their local language
Like how China names itself Central/Middle country in a very grandiose way (as in, we are the center of the world), or Japan being “land of the rising sun”
https://en.wikipedia.org/wiki/Names_for_India#Bharat
Edit:
In case you like 90s Bollywood, here’s a song (music debut by AR Rahman): https://www.youtube.com/watch?v=7q5DUIgLs_4