During the first world war it was the Maxim machinegun. It was used heavily in the Gallipoli campaign and many others. The Maxim was the general issue machinegun of the "Axis" forces during the first world war.
The primary one they used was the Vickers machine gun.
The British used the Vickers machine gun
The .45 Thompson sub-machine gun and M3 sub machine gun (grease gun) were used in WW2, Korea, and Vietnam War. A sub-machine gun is called a SUB machine gun because it uses "pistol" ammunition. The M3 sub-machinegun looked exactly like a grease gun; hence the name.
Machine Gun Kelly's birth name is Richard Colson Baker.
Rodgers Machine Gun Co was a trade name used by the Belgian firm of Simmonis, Janssen & Dumoulin circs 1900.
The Vickers machine gun was the primary machine gun they used in WWI.
Tommy gun
Cartridge
A Lewis gun was an early type of machine gun used in WW1.
Machine Gun Kelly's was born with the name George Barnes. He later used the alias George Kelly and was nicknamed Machine Gun Kelly at the time of his crime spree. He was eventually caught by law enforcement and spent almost 20 years in prison (Alcatraz) where he became known as 'Pop Gun Kelly'.
the infantry used: lee enfield 303, bren light machine gun, vickers machine gun, Thompson sub machine gun the sten was not yet issued to troops in Africa.
Despite the name, it is not a machine gun. Value seldom exceeds 100 USD