Allegations that the United States military used biological weapons in the Korean War (1950–53) were raised by the governments of People's Republic of China, the Soviet Union and North Korea in 1952. The story was covered by the worldwide press and led to a highly publicized international investigation.US Secretary of State Dean Acheson and other US and allied government officials denounced the allegations as a hoax. Noth Korea has scare? Yes, they have scare and they told to America that they could never forget... They know the America wanna rewind the story again and again! This is their scare and the world's scare!