Simple gas mask (Image credit: Hulton Archive/Getty) World War One (WWI), known as the “chemists’ war,” was the first time that chemical weapons were used for killing thousands of people on ...

CHEYENNE, Wyo. (AP) — A World War I gas mask stolen from the Wyoming Capitol and missing for almost a century is on display in Cheyenne again after a South Dakota pawn shop donated it back to ...

Patriotism, at times, demands odd sacrifices from Americans. During WWI, it asked for peach pits -- and lots of them.

Wounds and mustard gas could not stop Medal of Honor recipient Lt. Orlando Petty in 1918, but they may have caught up with him in 1932.

Editor’s Note, May 11, 2022: This article previously suggested that John Haldane was the first person to invent a gas mask. In fact, Garrett Morgan, a Black inventor based in Ohio, filed a ...

Gas terrified soldiers in WW1, but it killed comparatively few of them, at least on the Western Front. So why was it the one WW1 weapon to be banned?