Now you understand why organisations that were created to protect teachers' rights are now being used as para-political organisations. This is Marxism at its worst and with full support of a political establishment that is selling Britain down the drain.
The methods used by the said organisation are very public, including violent confrontations and orchestrated attacks with the sole purpose of aggression to cause serious bodily harm.
Nothing about the said organisation happens by accident. They are linked to people with criminal records whose sole purpose is to attack and, if they are allowed, seriously injure those they are against.