楼主:
stanford (You complete me)
2017-01-01 19:26:50查了维基百科 纳粹旗帜在美国是合法的
The public display of Nazi flags is protected by the First Amendment to the
United States Constitution which guarantees the right to freedom of speech.
https://en.wikipedia.org/wiki/Post%E2%80%93World_War_II_legality_of_Nazi_flags