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Swiss Intelligence to Grant Limited Access to Sealed Mengele Files

5/16/2026

Summary

Story summary

Swiss Federal Intelligence Service will let a researcher view the sealed Josef Mengele files, with conditions still undefined.
Historian Regula Bochsler presented police records showing Mengele’s wife rented a Zurich flat in 1961 and was surveilled with an unidentified companion.
The files stay sealed until 2071 for security and family protection, survived a 1999 review, and may be heavily redacted with foreign-intelligence material that fuels conspiracy theories.

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Story summary

Swiss Federal Intelligence Service will let a researcher view the sealed Josef Mengele files, with conditions still undefined.
Historian Regula Bochsler presented police records showing Mengele’s wife rented a Zurich flat in 1961 and was surveilled with an unidentified companion.
The files stay sealed until 2071 for security and family protection, survived a 1999 review, and may be heavily redacted with foreign-intelligence material that fuels conspiracy theories.