In the introduction of firearms from the late Middle Ages, attempts were being built to style a weapon that would hearth more than one shot devoid of reloading, usually by a cluster or row of barrels fired in sequence. In 1718 James Puckle in London patented a machine gun https://fn-fal42840.blogdon.net/sig-spear-lt-things-to-know-before-you-buy-50457550