The names change throughout history, and so what. Would it have less meaning if I wrote it in French?
Just to make myself completely clear, the way I read it, the point of Niemöller was that the Fascists falsely attacked minorities in a divide to conquer strategy of angry polarization. Generally, the majority of people failed to protect them from these false accusations. The strategy did not stop at one minority, because of course not. And he finally found himself in one of the minorities under attack.