> Most countries have a 'if you're born here, you get our citizenship automatically' (I'm not sure about China specifically, just using it as an example).
That principle is called 'jus soli'[1], and is far from universal. Only ~15% of all nations confer it. A few more grant it under restricted conditions. China is emphatically _not_ one of those countries.
That principle is called 'jus soli'[1], and is far from universal. Only ~15% of all nations confer it. A few more grant it under restricted conditions. China is emphatically _not_ one of those countries.
[1]: http://en.wikipedia.org/wiki/Jus_soli