No.
yes
ANY felony conviction is a bar to possessing a firearm in the US.
No, even the possession of a firearm of any kinda is a felony.
It depends on whether you were charged with a felony or a misdemeanor.
Have conviction of domestic violence, can i buy a muzzle loader at a gun store legally?
If conviction was for an offense that would have been a felony if committed by an adult, then no.
Depends on what the assault was. In the US, conviction of any felony, or conviction of a crime of domestic violence is a bar to possessing any firearm.
Yes. Conviction of a felony, being under indictment, being a fugitive, or being convicted of domestic violence are disqualifiers.
No money, no gun shop nearby, felony conviction, underage
If the charge is expunged, yes. In a deferred judgment, if you meet the terms of the deferment, the judge dismisses the charge, and there is no conviction.
No! Actually, that depends on where you are and what the charge is. In the U.S. any felony will prevent you from buying a gun legally, but misdemeanors do not, except for misdemeanors of domestic violence.
Nothing. This is America. A felony conviction, or domestic violence conviction. ******** EDIT ************* There are additional conditions, listed in the 1968 Gun Control Act. See above