Your Gun Laws Are a Mistake: National Rifle Association to Australia Adan Posted on July 13, 2015 Posted in Aggregated No Comments Tagged with Constitution Ban on semi-automatic weapons introduced after the Port Arthur massacre in 1996 had failed to make the nation safer, NRA claims. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email