Japan’s Unit 100 — Animal Disease as a Biological Weapon Behind the shadow of Unit 731, Japan also operated Unit 100, a secret unit focused on animal diseases as tools of biological warfare. Active mainly in occupied Manchuria from the late 1930s through World War II, its mission was strategic sabotage. Instead of attacking humans directly, Unit 100 studied pathogens like anthrax, glanders, and livestock diseases to collapse enemy logistics. Kill the horses, armies stop moving. Infect cattle, fo

Footage unveiled of Japan's massacre of Korean sex slaves in WWII