We have legal restricted gun ownership here, as a result less deaths caused by guns. FACT, period.
Sure it did.. in males committing suicides by firearms. Interesting to note though that overall male suicides didn't go down, the means simply changed.
This may surprise you, but even _before_ the australian firearms laws were introduced, our firearm casualties were minuscule compared to the US and other countries.
All restricting firearms to the level that has been done has effectively done is reduce the number of people who know how to safely handle them.