M2 Carbine: Assault Rifle or Submachine Gun

The M2 Carbine was a mechanically simple modification of the M1 Carbine to allow fully automatic fire. The fire prototypes of the M1 Carbine had actually been selectivefire guns, but that requirement had been dropped by the time the Winchester design was officially adopted as the M1. It was a feature quickly requested by troops once the Carbine entered active service, though. In 1944 the US Army acknowledged this, and introduced the M2. A total of 217, 000 were manufactured at the end of WW2, and did see l