The purple triangle was a concentration camp badge used by the Nazis to identify Bibelforscher (Bible Student) in Nazi Germany. Over 99% of these were Jehovah's Witnesses, but a few were Adventists, Baptists, splinter groups, and pacifists. Some 12,000 Witnesses were imprisoned for varying lengths of time in prisons and concentration camps. Between 2,500 and 5,000 of them died. Hundreds were ex...