as yurt has said, having this discussion again, all one needs to do is read the federalist and anti federalist papers. the constitutional convention debate minutes. all the works of the commentators during that time. it should be self explanatory after that.
Originally Posted by Don Quixote
As civil rulers, not having their duty to the people before them, may attempt to tyrannize, and as the military forces which must be occasionally raised to defend our country, might pervert their power to the injury of their fellow citizens, the people are confirmed by the article in their right to keep and bear their private arms. — Tench Coxe in the Philadelphia Federal Gazette, June 18, 1789 at 2 col. 1.