Apparently, this lead to soaring crime rates and an increase in homicides:
Only, it is from 1999 (or there about). It identifies Trevor Griffin as the Attorney General, something he stopped being in 2001. The data in the clip is - unsurprisingly - out of date. A quick Google check indicates the rates of gun crime and gun homicide in Australia have fallen to record lows - aside from an anomalous spike immediately after the restrictions and buy-back were introduced, which is the 'rise' the clip refers to. Still, if you're dumb enough to think having 90 guns per 100 people is a good idea, you're dumb enough to accept this sort of stuff at face value. Hey! Gun lovers! The Earth ain't flat! Have you discovered that, yet?