Flag burning
... and loss of citizenship, which may amount to be thrown out of the country.
Flag burning may be obnoxious to many, but it is a constitutionally protected act, as long as it is your flag and you do it outside.
Presumptive President Elect Donald Trump has called for severe penalties for flag burners:
https://twitter.com/realDonaldTrump/status/803567993036754944
By the way, if you strip someone of their citizenship, and you do throw them out of the country, it is possible that they will have no way to go or no way to get there. Once they are no longer US citizen, they can be tossed into a…