In the Supreme Court's 2008 District of Columbia v. Heller decision, which established federal recognition of Constitutional protection for the individual's right to own firearms, the main thrust of Justice Scalia's write-up of the majority decision is that handguns are the "quintessentialself-defense weapon" of the American people, and can thus, because ofthe Second Amendment, not be legitimately banned.
... As Herschel Smith notes in his retort, "But the second amendment says nothing about self defense or hunting. It says everything about tyranny. ...
You really need to read the whole thing.