Or you can just go to the local library, fire up the microfiche machine and look at the past 50 years of gun crime in the US. At least Australian Prime Minister John Howard outlawed assault rifles after Martin Bryant massacred all those people in Port Arthur in 1996. | Or you can just go to the local library, fire up the microfiche machine and look at the past 50 years of gun crime in the US. At least Australian Prime Minister John Howard outlawed assault rifles after Martin Bryant massacred all those people in Port Arthur in 1996. |