There was a time when that happened. But the left is highly organized. They take photographs of every participant, had a database to share those. They identifie

There was a time when that happened. But the left is highly organized. They take photographs of every participant, had a database to share those. They identified everyone they could and ratted them out to their employer. There were a few high profile cases of people losing their job as a consequence. Today its effectively impossible to share your conservative opinion in Germany.