http://www.dw.com/en/berlin-police-raid-homes-in-crackdown-o...
And one on a "mainstream dissident" that's quite controversial: http://www.cnn.com/2016/04/15/europe/germany-erdogan-joke-pr...
Also, while we're on the topic of "slippery slope": http://www.politico.eu/article/twitter-suspends-darthputinkg...