He wasn't one of them.
After that, Thiaary Reim and his followers began engaging in anti-government activities, sabotaging production, threatening the families of members of the Sonata Reim faction, and so on, as a result of which they were ultimately branded as dangerous criminals and given permission to use lethal force against members of the liberation front.
He did, he drowned a civilian in a restaurant for getting in his way.
And now he's joined the elven terrorists who are undermining the state order of Alaith.
Where do we end up when we save the world?