Lighter, better accuracy
The machine gun changed warfare
The Gatling gun was one of the worlds first repeating autoloading machine gun. This gun changed the face of war fare in WWI.
Used... when? The machine gun has been around for over 120 years. You would need to narrow down your timeframe a bit for an answer to be given.
All over the world.
17 years
The Browning M2 was first fielded in 1921 - some 12 years before the British fielded their Vickers .50 machine gun, and some 17 years before the Soviets fielded the DsHK machine gun.
The aircraft mounted machine gun was at first simply a ground machine mounted for a gunner to fire. All sides in WW1 used it. The first successful machine gun fired by a pilot was the Lewis machine gun on a special mounting attached to the top wing, allowing the gun to fire over the propellor.
In the US, 21 years old.
light machine gun is the m249 a medium machine gun is the m240 and the heavy machine gun is the browning m2 50. cal machine gun
George 'Machine Gun Kelly' Barnes was born on July 18, 1895 and died on July 18, 1954. George 'Machine Gun Kelly' Barnes would have been 59 years old at the time of death or 120 years old today.
There is no State law that prohibits ownership of a machine gun in Kansas. However, Federal law (National Firearms Act) requires registration of machine guns. Possession of an unregistered machine gun is a serous crime, punished by 10 years in prison.