That's probably why governments get to define who is a terrorist or terrorist organisation and why it takes so long to call a genocide as it is. What might be interesting is if a class action could sue the government for using taxes to fund someone who they later classed as some kind of criminal or terrorist.
Discussion
I heard about this movement in the UK probably around six months ago for the first time. I think it's highly interesting. People spoke on podcasts about it and they said that they didn't hear back from the government. As if they have no answer to that action. For now at least...