war crimes

History is fascinating, not least because of all of the disturbing things that have happened.

For example, have you ever heard of Unit 731? It was a covert biological and chemical warfare research and development unit of the Imperial Japanese Army that engaged in lethal human experimentation and biological weapons manufacturing during the Second Sino-Japanese War and World War II.

Biological weapons testing, freezing experiments, and vivisection were commonplace there and for many years the Japanese government did not recognize the horrors that were committed there.

The atrocities committed in Unit 731 were dramatized in the films Men Behind the Sun and Philosophy of the Knife, which, it should go without saying, are not casual viewing. (Seriously. Only for those with strong stomachs who can handle extreme horror films.)

Sadly, Unit 731 is not the first or last disturbing historical thing you'll read about today. People told us more after Redditor MoistPirate6130 asked the online community,

"What are some actual disturbing historical facts that you know?"
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People Share The Craziest Things They've Ever Come Across In Declassified Government Documents
Image by Tayeb MEZAHDIA from Pixabay

The world's governments have done some horrifying things, both during war and peace times.

Many of the worst of these didn't come to light until the documents about them were declassified.

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