A sky trooper from the Cavalry Division keeps track of the time he has left on his short time helmet, while participating in Operation Pershing, near Bong Son during the Vietnam War, 1968 (Frank Moffitt)
Portraits of Soldiers Before, During, and After War
WWII German Soldier in A Gas Mask. Hitler should be given credit for seeing that gas was not used during the European war due to his own disgust with chemical warfare. He had been a gas casualty during the First World War.