In WW2 the Japanese were working on biological weapons that were delivered via balloon. In fact they bombed the usa with a firebomb one. https://www.history.com/news/attack-of-japans-killer-wwii-balloons-70-years-ago
In WW2 the Japanese were working on biological weapons that were delivered via balloon. In fact they bombed the usa with a firebomb one. https://www.history.com/news/attack-of-japans-killer-wwii-balloons-70-years-ago
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