When Martin Bryant massacred 35 people with semi-automatic weapons at a tourist spot in Tasmania in 1996, then-Australian prime minister John Howard reacted swiftly by pushing for tough new national gun laws. Just 12 days after the shootings at Port Arthur, legislation was agreed which banned most people from owning rapid fire rifles and shotguns. In a government buyback scheme more than 600,000 weapons were handed in and destroyed. There have been no mass killings... (GunPolicy.org)