Maxim gun

The Gatling gun had to be cranked manually. The fully automatic Maxim gun was invented, utilizing bullet recoil for operation. This significantly enhanced military capabilities for European armies.
 Hiram Stevens Maxim England 1883 Maxim gun

The Gatling gun had to be cranked manually. The fully automatic Maxim gun was invented, utilizing bullet recoil for operation. This significantly enhanced military capabilities for European armies.