A recently released Federal Bureau of Investigation (FBI) document titled “Domestic Terrorism Symbols Guide”* links common protest symbols to “terrorism” — another marker in a common theme of conflating militant protest for social justice with deadly terrorist violence within the United States. Groups like the American Civil Liberties Union (ACLU) and the Brennan Center have raised warnings about such documents, citing inadequate protections for people’s constitutional rights.
Being violent doesn’t mean being an extremist, though. Especially if they are opposing authoritarians.
It depends on what the culture defines as acceptable politics. It’s so extreme that it’s an executable offense in some countries and has been so in our culture too. We have to fight to keep it from that