Expatriation from USA is not a fundamental constitutional right.
The government is arguing in United States v. Roger K. Ver, claim that expatriation is not a fundamental constitutional right.
Basicly what they are saying is the goverment gets to decide whether you can renounce or not because you don't have a Constitutional right to renounce your citizenship.
Bare in mind these are the early days of this case so what the future holds know one knows.
Frightening standpoint and i find it strange that this hasnt been really picked up on yet.