Says past experience.
Anyways, in the vein of gun laws, here's John McCain's record:
* Ban gun registration & trigger lock law in Washington DC. (Mar 2007)
* I know how to use guns; but I don't own one. (Nov 2007)
* Prosecute criminals, not citizens for gun ownership. (Sep 2007)
* Don't hold gun manufacturers liable for crimes. (Sep 2007)
* Opposes restrictions on assault weapons and ammunition types. (Sep 2007)
* Ban gun registration & trigger lock law in Washington DC. (Mar 2007)
* Calls for GOP "tolerance" of closing gun show loopholes. (May 2002)
* Ban cheap guns; require safety locks; for gun show checks. (Aug 1999)
* Supports ban on certain assault weapons. (Aug 1999)
* Voted against Brady Bill & assault weapon ban. (Aug 1999)
* Guns are a problem, but so are violent web sites & videos. (Aug 1999)
* Punish criminals who abuse 2nd Amendment rights. (May 1999) :
* Youth Violence Prevention Act restricts guns for kids. (May 1999)
* Repeal existing gun restrictions; penalize criminal use. (Jul 1998)
* Voted YES on prohibiting lawsuits against gun manufacturers. (Jul 2005)
* Voted YES on banning lawsuits against gun manufacturers for gun violence. (Mar 2004)
* Voted NO on background checks at gun shows. (May 1999)
* Voted YES on more penalties for gun & drug violations. (May 1999)
* Voted YES on loosening license & background checks at gun shows. (May 1999)
* Voted YES on maintaining current law: guns sold without trigger locks. (Jul 1998)