Anyone who is of the proper age (18 for rifles and shotguns, 21 for handguns) and isn't one of the following:
Fugitives of justice
Felons and people convicted of some misdemeanors
People under indictment for certain crimes
Illegal aliens
Anyone that has been found mentally unstable
Unlawful users of any controlled substance
Anyone dishonorably discharged from the military
Anyone who has renounced their U.S. citizenship
Anyone subject to a restraining order for stalking, harassing, or threatening
21 for hand gun 18 for long gun
No
Yes, it is.
6
There are no exact records, since you do not need a permit to own in gun in most places. It is ESTIMATED that between 1/3 and 1/2 of all households in the US own at least one gun.
Not in the US. Federal law.
Depends on the law where YOU are. In MOST of the US, there is no requirement or procedure to register a gun- popular belief notwithstanding.
There is no best gun in Socom. Each gun has its own best advantage depending on your situation.
There is no liscencing for paintball guns in the US.
Not unless there is a local law that says you must.
The Second Amendment
Between a 1/4th and a 1/3rd.