To be legal for civil sales, an automatic weapon in the US must have been manufactured and NFA registered prior to the passage of the Firearm Owners Protection Act of 1986. Very few (if any) M4s were made available on the civil market by this time.
Military service members are bound by the exact same laws as any other member of the populace when it comes to purchasing personal firearms - there are no special privileges granted to military service members on these matters.
If they were able to get approved for and purchase a pre-NFA full auto AR-15 lower receiver, they could purchase an upper, carbine buffer tube, and collapsible stock and make into M4 configuration. But again, there are no privileges granted to military service members for purchasing personal firearms which aren't granted to the rest of the general public.
Many books have been written on the M1 Carbine. Good luck.
An "...automatic stabilizer?" To stabilize the economy or military forces?
Absolutely not - Lupus of any type is an automatic medical disqualifier for military service.
Absolutely not - any problem involving seizures of any type is an automatic medical disqualifier from military service.
a paryment for military service is an
Absolutely not - diabetes of any type is an automatic medical disqualifier for service in any military branch, not just the Navy.
Coolidge never served in the military.
Depends on what era, in WWII the American M1 Carbine wasnt really a frontline weapon, but more of a personal defence weapon for non-combat roles. In modern times the Carbine has been adapted for close combat service.
Wilson had no military service .
No. The NOAA Commissioined Corps is a "uniformed service", but it is not a military service.
National service is. I do believe they offer alternatives to military service.
No - Asthma or lung problems of any type are an automatic medical disqualifier for military service of any type, in any branch.