Legal voting for servicemen
Long-range rifles for general use
Medal of Honor
Military
telegraph
Military railroads
Naval torpedoes
Negro U.S. Army Officer (Major M.R. Delany)
Organized
medical and nursing corps
Photography of battle
Railroad artillery
Repeating rifles
Revolving gun turrets
The
bugle call, "Taps"
The Income tax
The wigwag signal code in battle
The periscope, for trench warfare
Telescopic
sights for rifles
Tobacco tax
U.S. Navy Admiral
U.S. Secret Service
Withholding tax
Wire entanglements
Wide-scale
use of anesthetics for wounded