Yes. Whether you'll be able to find employment or not, is a different matter.
no.
no
No
Yes.
In the U.S. you cannot legally own a gun if you have a felony on your record, unless your rights have been restored.
That depends on what charges are on your juvenile record.
Yes, a felon can pawn a gun but will not be able to retrieve the gun due to the felony record.
No. Violates Federal law- 18 US Code 922.
Not in New Hampshire, not in any other state.
A criminal record
Forever unless pardoned by the Governor
No you do not have to be a gun expert to own a gun. As long as you are of legal age to own a firearm and you do not have any felony offenses on your record, you can own a gun.