If a socialist has-been country like England bans me for my “extreme right wing views” I won’t lose any sleep over it. In fact I might be just a tiny bit proud.
Do you think you have a fundamental right to travel to a country that doesn’t even want you there?
Do you think radical Islamists have a fundamental right to enter America, or can we blacklist them because their teachings are incompatible with our value system?
The notion of sovereignty (of which I am a strong proponent) cuts both ways.