The M4/M4A1 5.56mm Carbine is a lightweight, gas operated, air cooled, magazine fed, selective rate, shoulder fired weapon with a collapsible stock. It is now the standard issue firearm for most ...
(WRBL) — The invasion of Normandy was an assault from air ... start and end of WWII the M4 Sherman went from being mediocre in terms of safety, to the safest tank of its time.