Notorious leader of Unit 731, a secret biological and chemical warfare research unit responsible for heinous atrocities during World War II, including human experimentation and biological warfare attacks.
bubonic plague attacks on Chinese cities of Changde and Ningbo
human experimentation, including vivisection and forced infection of prisoners
planned Operation Cherry Blossoms at Night biological attack against the United States
The sheer scale of Ishii's atrocities is staggering, with an estimated 300,000 people killed by Japanese biological warfare. His crimes against humanity remain one of the darkest chapters in modern history.
June 25, 1892: Born in Shibayama, Chiba Prefecture, Japan
1937: Appointed director of Unit 731
1945: Japanese surrender, Ishii surrenders to Allied forces
1946: Granted immunity by the United States government
October 9, 1959: Dies of throat cancer in Tokyo, Japan