Historically: The 2nd Amendment was to keep slaves from rising up

This is an interesting article about h0w the sencond amendment came to be.  Seems it was an attempt to keep slaves from rising up.  The government even gave guns to whites and let whites keep and enslave any black folks they found trying to get away.

http://www.addictinginfo.org/2013/01/16/founding-fathers-words-reveal-2nd-amendment-was-to-preserve-slavery/