And yet you accuse me of minimizing transgressions by stating the obvious: this is a naked attempt to crack down on leftists with no judicial or legislative justification by creating an domestic equivalent of FTO's for an ideology.
Talk about coasting on ancient history, but whatever, we'll just ignore that Greece transitioned away from autocracy or being ruled by a king way later than most modern democracies.
Unless they're actually trying to overthrow the government, I would consider mass disorder, not an insurrection. Same with terrorism, unless there's evidence of organized attempts to overthrow the government or target certain political groups via mass terror, it's primarily mass disorder.