During World War II, the American military began investigating methods to protect the civilian population from domestic saboteurs. One solution the military devised was this extremely eerie Mickey ...

WW2 Clips. A teacher tells her young pupils how to put on their gas masks correctly. BBC School Radio. BBC Teach.

As told to Sarah, aged 7: I was 3 1/2 years old when the war started. I remember standing in the queue waiting for my gas mask, not really knowing what it was for. My mother explained to me that ...

Soldiers of the 44th Division at Fort Dix, New Jersey, in a gas mask drill. The experiments however, exposed troops to chemical weapons without such protection. Bettmann/CORBIS During World War II ...