The Libyan Theater of the Arab Spring

The 17th of February 2011 was the start of what would become known as the Libyan revolution. By October, Gaddafi's dead is captured after his car convoys is bombed by NATO and he's brutally executed in the in the street close to a sewage pipe. The Libya that we all know now has been turned into an Arab Spring country. But how did it happen? What were the circumstances leading up to its fall? And why do you think things have changed so much since then?