Purple triangle
badge used in Nazi concentration camps to mark primarily Jehovah's Witnesses and some members of other small pacifist religious groups
en-US/ˈpɝpəl ˈtɹaɪˌæŋɡəl/
en-GB/ˈpɜːpəl ˈtɹaɪæŋɡəl/
badge used in Nazi concentration camps to mark primarily Jehovah's Witnesses and some members of other small pacifist religious groups