It's not astonishingly rare. The comment you're replying to contains examples, here are some more: https://en.wikipedia.org/wiki/Jus_soli https://en.wikipedia.o

It's not astonishingly rare. The comment you're replying to contains examples, here are some more: https://en.wikipedia.org/wiki/Jus_soli https://en.wikipedia.org/wiki/Jus_soli