"Sons of Silence" (a motorcycle club, ROTFL! *)
Now, the reason this intrigued me was because, unbeknownst to Google in its brainless mechanisms, actually thru the back door, it had made a fascinating connection: in fact, the generation of the Hitler Youth became "sons of silence," a silence that was deafening.
[*Even more hilarious is the totally oxymoronic name for a group that rides around on thundering crotch rockets!]