I can’t verify this, so take it as gossip, but a person who tried to organized a unified voice for a similar issue against AfD at a townhall meeting once, told me that when they entered a meeting, a cop came up to them, told that they need to ask them some questions regarding the safety of the meeting, and he was held there for long enough so they couldn’t properly attend the meeting, so afd person told their speech unapposed.
Again, I don’t know details, how legal it is, or anything, take it with a grain of salt. But in my heart of hearts I kinda believe that