The Ningbo plague attack (simplified Chinese: 开明街鼠疫灾难; traditional Chinese: 開明街鼠疫災難; lit. 'Kaiming Street plague disaster') was a secret biological warfare attack launched by Japan in October 1940 against the Kaiming Street area of Ningbo, Zhejiang, China, using fleas infested with plague (Yersinia pestis).
The Ningbo plague attack (simplified Chinese: 开明街鼠疫灾难; traditional Chinese: 開明街鼠疫災難; lit. 'Kaiming Street plague disaster') was a secret biological warfare attack launched by Japan in October 1940 against the Kaiming Street area of Ningbo, Zhejiang, China, using fleas infested with plague (Yersinia pestis).
Source: Wikipedia "Ningbo plague attack" · CC BY-SA 4.0
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