They did deserve it. And what they did caused untold suffering by our men in Korea. We took that low life who ran the unit and protected him from was crimes hanging. We did it in exchange for his notes. We should have took the notes and then killed him.
As it was, we used him for an advisor. When the Korean war naturally caused outbreaks of cholera and plague, they put two and two together and decided we were using Japanese biological warfare. After all, the Japanese had already unleashed those diseases during the war as a weapon.
Our pilots were tortured beyond belief to get them to admit to biological warfare. This wasn’t just some propaganda game, they truly believed we were unleashing biological warfare. They were convinced they could get they proof though it never existed. Read fighter pilot Bud Mahurin’s book.
731 was horrifying. They also murdered some US, Aussie and Russian POWs. They did that as a control grip for their studies to be sure their bioweapons weren’t only useful against orientals. They made Mengele seem quaint.
And for most part thy got away with it also. Most of the Big Wigs ended up on hospital boards with cushy jobs.