There was a Gun Control Australia ( GCA ) based in Victoria that was formed by an activist named John Crook , who from the late 1970s wrote articles and made presentations challenging the basis of private ownership of firearms . In 1981 , Mr Crook used the public concern from the killing of two girls in separate crimes in 1981 , and with the support of the victims ' parents formed " The Council to Control Gun Misuse " . The group was strengthened after the spree killings in Hoddle Street and Queen Street in Melbourne , Australia , 1987
Queen Street
Queen Street massacre
Gun Control Australia